Dr. Ranjana Chakrabarty
Faculty Profile • AAU

Dr. Ranjana Chakrabarty

Senior Scientist
161
Publications
20
Projects
5
Degrees
10
Career Milestones
12
Honours & Awards
Academic Background

Education & Career Milestones

Educational Qualifications
B.Sc (Agri)
1996
Assam Agricultural University
M.Sc (Agri)
1998
Assam Agricultural University
Specialization: Mycology
Ph.D
2016
Gauhati University
Specialization: Plant Pathology (Mycology)
Employment History
Research Associate
10-05-1999 – 30-04-2002
AAU
Jorhat
Research Associate
17-06-2006 – 31-03-2007
CPCRI, RC, Kahikuchi
Kahikuchi, Guwahati
Research Associate
17-07-2008 – 20-07-2013
CPCRI, RC, Kahikuchi
Kahikuchi, Guwahati
Jr Scientist (Stage I)
20-08-2013 – 22-08-2014
AICRP on MAP & Betelvine, AAU
Jorhat
Jr Scientist (Stage I)
23-08-2014 – 31-03-2015
AICRP on wheat & Barley, RARS, AAU, Shillongani, Nagaon
Nagaon
Jr Scientist (Stage I)
01-04-2015 – 15-12-2015
Rice Research Scheme (N/P) RARS, AAU, Shillongani, Nagaon
Nagaon
Jr Scientist (Stage I)
16-12-2015 – 31-12-2018
AICRP on Rapeseed-Mustard, RARS, AAU, Shillongani, Nagaon
Nagaon
Jr Scientist (Stage II)
01-01-2019 – 02-07-2022
AICRP on Rapeseed-Mustard, RARS, AAU, Shillongani, Nagaon
Nagaon
Senior Scientist (Plant Pathology)
02-07-2022 – 30-12-2022
Regional Agril. Research Scheme, RARS, AAU, Shillongani, Nagaon
Nagaon
Senior Scientist (Plant Pathology)
31-12-2022 – Till date
AICRP on Rapeseed-Mustard, AAU-ZRS, Shillongani, Nagaon
Nagaon
Research & Scholarship
Scholarly Publications 161 Total Records
1
Arunima Gogoi; J R Hazarika; A M Deka; R Chakrabarty; N Deka; H Kalita; P K Bordoloi; Niranjan Deka; H K Borah (2025). EFFECT OF INTEGRATED NUTRIENT MANAGEMENT ON GROWTH, YIELD AND SOIL FERTILITY OF HORSE GRAM (MACROTYLOMA UNIFLORUM L.) IN ASSAM INDIA, Plant Archives , 26(1), 954–959 DOI: https://doi.org/10.51470/PLANTARCHIVES.2026.v26.su
2
Binod Kalita; Bidisha Borah; Jyotirekha Hazarika; Anjumala Deka; Hiranya Kr Deva Nath; Rudra Narayan Borkakati; Ranjana Chakrabarty; Pabitra Kumar Bordoloi (2025). Enhancing yield and stress resilience in toria (Brassica rapa L.) through salicylic acid application under moisture stress conditions, 196 Journal of Oilseed Brassica, 16(2), 196–201 DOI: https://doi.org/10.56093/job.v16i2.8
3
Bidisha Borah; Kalyan Pathak; Hemen Kalita; Anjumala Deka; Ranjana Chakrabarty; Jyotirekha Hazarika; Binod Kalita; Goutami Kakati; Hiranya Kr Deva Nath; Niranj (2025). Effectiveness of Water-soluble Fertilizers Sprays on Productivity and Profitability of Utera Linseed (Linum usitatissimum) in Assam., Indian Journal of Agricultural Research, 0(0), 1–6 DOI: 10.18805/IJARe.A-6433.
4
H Kalita; R Chakrabarty; P Buragohain; A Deka; B Borah; A Gogoi; B Kalita; R N Borkakati (2025). Evaluation of Organic Modules for Sustainable Production of Blackgram (Vigna mungo L. Hepper) and Greengram (Vigna radiata L. Wilezek), Journal of Advances in Biology & Biotechnology, 28(11), 1350–1364 DOI: https://doi.org/10.9734/jabb/2025/v28i113326
5
Hemen Kalita; Ranjana Chakrabarty; Priyakshi Buragohain; Goutami Kakati; Supriya Sharma; Vinod Upadhyay; Neethi Baruah (2025). Evaluation of Organic Modules for Rapeseed (Brassica rapa var. toria L.) Production, Journal of Scientific Research and Reports, 31(12), 820–834 DOI: https://doi.org/10.9734/jsrr/2025/v31i123821
6
R Chakrabarty; H Kalita; P Buragohain; R N Borkakati; B Kalita (2025). Field Evaluation of Fungicides for Management of Alternaria Blight in Rapeseed (Brassica rapa var. toria), International Journal of Plant & Soil Science, 37(11), 0–0 DOI: https://doi.org/10.9734/ijpss/2025/v37i115841
7
A M Deka; H Kalita; R Chakrabarty; J Hazarika; Narendra Kumar; H K Borah (2023). Effect of Sali rice-relay system on growth and yield of succeeding fodder maize + green gram intercropping system in rice-fallows of Assam, Journal of Food Legumes , 36(4), 262–267 DOI: DOI: 10.59797/jfl.v36.i4.161
8
H Kalita; R Chakrabarty; ASN Zaman (2023). Nitrogen, Rhizobium and molybdenum for higher soil bacterial population, N uptake and productivity of lentil (Lens culinaris) grown under rice (Oryza sativa)-fallow conditions, Indian Journal of Agronomy , 68(3), 293–299
9
Subodh Kumar; Subhash Chander Bhardwaj; Om Prakash Gangwar; Pramod Prasad; Ranjana Chakrabarty; Prem Lal Kashyap; Hanif Khan; Siddanna Savadi; Baidya Nath Mah (2022). Characterization of five new pathotypes of Puccinia triticina identified from Northeast India, Nepal, and Bangladesh, Australasian Plant Pathology , 51(0), 315–325 DOI: https://doi.org/10.1007/s13313-022-00857-w
10
Sudipta Sankar Bora; Dibya Jyoti Hazarika; Amrita Churaman; Romen S Naorem.; Abhisek Dasgupta; Ranjana Chakrabarty; Hemen Kalita; Madhumita Barooah (2022). Common scab disease-induced changes in geocaulosphere microbiome assemblages and functional processes in landrace potato (Solanum tuberosum var. Rongpuria) of Assam, India. , Archives of Microbiology, 205(1), 44–0 DOI: https://doi.org/10.1007/s00203-022-03380-0
11
R Chakrabarty; H Kalita; M Chakravarty; M Basumutary; B Bhattacharyya; B Medhi (2022). Integrated management of Alternaria blight caused by Alternaria spp. in rapeseed (Brassica rapa var. toria) under field conditions, Journal of Crop and Weed, 18(3), 128–135 DOI: https://doi.org/10.22271/09746315.2022.v18.i3.162
12
Ranjana Chakrabarty; H Kalita (2020). Study of disease complex in rabi oilseeds grown in kharif rice (Oryza sativa L.) – lands under agro-climatic condition of Central Brahmaputra Valley Zone of Assam, Journal of Crop and Weed, 16(1), 186–191 DOI: https://doi.org/10.22271/09746315.2020.v16.i1.129
13
Chakrabarty; R.; Kalita; H (2020). Study of disease complex in rabi oilseeds grown in kharif rice (Oryza sativa L.) – lands under agro-climatic condition of Central Brahmaputra Valley Zone of Assam., Journal of Crop and weed. , 16(1), 186–191
14
Paul; S.C.; Acharya; G.C.; Chakraborty; R.; Maheswarappa; H.P.; Hussain; M..and Ray; A.K. (2020). Sustainability of soil health and system productivity through arecanut based cropping system in the NE region of India, Journal of Plantation Crops, 48(2), 111–119
15
Ranjana Chakrabarty; Hemen Kalita; Putul Chandra Sarmah (2020). Strategies for achieving self-sufficiency in oilseed in Assam, Indian Farming, 70(9), 28–31
16
H Kalita; Ranjana Chakrabarty (2019). Soil microbes, nutrient removal, productivity and profitability of lentil (Lens culinaris Medikus) influenced by weed management practices, Journal of Crop and Weed, 15(1), 127–133 DOI: Received : 22-06-2018 ; Revised : 27-03-2019 ; Acc
17
Kalita; H.; Chakrabarty; R (2019). . Soil microbes, nutrient removal, productivity and profitability of lentil (Lens culinaris Medikus) influenced by weed management practices., Journal of Crop and weed. , 15(1), 127–133
18
Ranjana Chakrabarty; H Kalita; ASN Zaman (2019). Screening of Indian mustard (Brassica juncea) genotypes for resistance or tolerance against Alternaria blight under natural and artificially inoculated conditions, Journal of Crop and Weed, 14(2), 183–187 DOI: Received : 17-12-2017 ; Revised : 03-08-2018 ; Acc
19
Chakrabarty; R.; Kalita; H; Zaman; A.S.N. (2018). Screening of Indian mustard (Brassica juncea) genotypes for resistance or tolerance against Alternaria blight under natural and artificially inoculated conditions., Journal of Crop and weed, 14(2), 183–187
20
Chakrabarty; Ranjana (2018). Effect of environmental factors on diseases of betelvine (Piper betle) in Assam, Indian Phytopathology, 71(4), 537–542
21
Deka; A.M.; Bora; P.C.; Kalita; H.; Guha; B; Chakrabarty; R. (2018). Effect of dates and methods of winter rice (Oryza sativa L.) transplanting on relayed field pea (Pisum sativa) and soil health., Journal of Crop and weed, 14(3), 75–82
22
Ranjana Chakrabarty (2018). Effect of environmental factors on diseases of betelvine (Piper betle) in Assam, Indian Phytopathology , 71(2), 537–542 DOI: Received: 17 May 2018 / Revised: 28 August 2018 /
23
H. KALITA AND R. CHAKRABARTY (2017). Performance of grass pea (Lathyrus sativus L.) varieties under different seed rates in rice (Oryza sativa) – utera situations, Journal of Crop and Weed, 13(1), 113–115
24
RANJANA CHAKRABARTY*and T.C. SARMA (2017). In vitro evaluation of bio-control agents and fungicides against Ganoderma lucidum causing basal stem rot of arecanut., Indian Phytopathology, 70(3), 336–340 DOI: DOI 10.24838/ip.2017.v70.i3.74240
25
Ranjana Chakrabarty; T C Sarma (2017). In vitro evaluation of bio-control agents and fungicides against Ganoderma lucidum causing basal stem rot of arecanut, Indian Phytopathology, 70(3), 336–340 DOI: DOI 10.24838/ip.2017.v70.i3.74240
26
Kalita; H.; Chakrabarty; R.; Zaman; A.S.N.; Deka N.; Guha. B (2016). Effect of nitrogen, zinc sulphate and vermicompost on grain yield and economics of Rajmash (Phaseolus vulgaris L.) and soil microbial population., Journal of Crop and Weed, 12(2), 37–40
27
Chakrabarty; Ranjana.; Acharya; G.C; Sarma; T.C. (2014). Antifungal activity of some plant extracts against Ganoderma lucidum (Curtis Ex. Fr.) Karst., causing basal stem rot disease in arecanut., The Bioscan, 9(1), 277–281
28
Chakrabarty; Ranjana.; Acharya; G.C; Sarma; T.C. (2014). Evaluation of substrate for multiplication of bio-agent, Trichoderma viride., African Journal of Agricultural Research. , 9(25), 1938–1940
29
Acharya; G.C.; Chakrabarty; Ranjana.; Rabha; Himadri.; Shil; Sandip. (2014). Disease index for basal stem rot of arecanut in North East India., Journal of Plantation Crops, 42(2), 265–267
30
Rabha; Himadri; Chakrabarty; Ranjana; Acharya; G.C. (2013). Preliminary assessment of eriophyid mite infestation of coconut in Assam., Journal of Plantation Crops, 41(3), 452–454
31
Rabha; Himadri; Chakrabarty; Ranjana; Acharya; G.C. (2013). New distributional record of Red Palm Weevil, Rhynchophorus ferrugineus (Olivier) infecting arecanut in Assam, India, Journal of Plantation Crops, 41(2), 258–260
32
Chakrabarty; Ranjana.; Acharya; G.C; Sarma; T.C. (2013). Management of Basal stem rot of arecanut (Areca catechu L.) under Assam condition, The Bioscan, 8(4), 1291–1294
33
Chakrabarty; Ranjana.; Acharya; G.C; Sarma; T.C. (2013). Effect of fungicides, Trichoderma and plant extracts on mycelial growth of Thielaviopsis paradoxa under in vitro condition., The Bioscan, 8(1), 55–58
34
Acharya G. C.; Nath A.; Ray A.K; Niral V.; Chakrabarty R. (2010). Underutilized species of Assam: Documentation for conservation and nutritional security., Environment and Ecology, 28(2), 1122–1126
35
Chakrabarty; R.; Ray; A.K. (2007). In vitro studies on management of basal stem rot of arecanut caused by Ganoderma lucidum (curtis ex.Fr.) Karst, Journal of Plantation Crops., 35(1), 39–41
36
Chakrabarty; R.; Ray; A.K (2007). In vitro studies on management of bud rot disease of arecanut caused by Phytophthora sp., Journal of Plantation Crops, 35(3), 171–174
37
Hazarika; D.K.; Sarmah; R.; Paramanick; T.; Hazarika; K.; Phookan; A.K (2000). Biological management of tomato damping off caused by Pythium aphanidermatum, Indian Journal of Plant Pathology, 18(1), 36–39
38
Sarma; R.; Phookan; A.K. (1999). Efficacy of some weed extracts in the management of sheath rot disease of rice., Oryza. , 36(2), 143–145
39
Sarma; R.; Phookan; A.K.; Bhagabati; K.N (1999). Efficacy of some plant extracts in the management of sheath blight disease of rice., Journal of Mycology and Plant Pathology., 29(3), 336–339 DOI: doi-12345
1
Singh, A.P.; Buragohain, P. and Chakrabarty, R. (2025). Emerging trends in Integrated pest and disease management. Edu publishers (India), Lucknow, Uttar Pradesh, India, ISBN: 978-81-973225-6-3
1
Chakrabarty, R.; Kalita, H.; Buragohain, P.; Borkakati, R.N. and Kalita, B. (2026). Application of Fungicides for the Management of Alternaria Blight in Rapeseed (Brassica rapa var. toria) , in: Yildiz, D.P.O.; (Ed.), Food Science And Agriculture: Research Highlights, BP International, India: BP International, Guest House Road, Street no - 1/6, Hooghly, West Bengal, India (Reg. Address) Diamond Heritage Building, 16, Strand Road, Ko, pp 136–144, ISBN: ISBN 978-93-47485-58-9 (P.
2
Chakrabarty, R.; Buragohain, P. and Dutta, P. (2025). Integrated disease management in arecanut (Areca catechu L.), in: Sehgal, M.; Dutta, P. and Rahman, N. Chakraborty, A.; (Eds.), Integrated pest management for key crops: Sustainable strategies for agroecological conditions in Northeast India, Biotica Publications, BIOTICA, Kovalpudur, Tamil Nadu-641042(SZ); Khowai, Tripura-790201(NEZ); U 2601, 251 Jarvis street, Toronto, Canada, M5B0C3(EO), pp 99–108, ISBN: 978-81-986377-8-9.
3
Chakrabarty, R. (2024). Diseases of Rapeseed (Brassica spp.) Mustard and their integrated management, in: Bahadur, A.; Dutta, P.; (Eds.), Diseases of oil crops and their integrated management, CRC Press @ 2024 Elite Publishing House, 2385 NW Executive Center Drive Suite 320, Boca Raton FL 33431, pp 45–60, ISBN: ISBN13: 9781032627908.
4
Chakrabarty, ; R., ; Acharya, and G.C, (2015). Arecanut Diseases, Disorders and their Management”. Crop Diseases and their management strategies, in: Dutta, D.P.; Tamuli, D.P.; Kaushik., H. (Eds.), , Aaviskar Publishers, Distributors, Jaipur, , pp 195–214, ISBN: ISBN 978-81-7910-492-7.
5
Acharya, ; G.C., ; Ranjana, C. and V, T.G. (2011). Scope of cultivation of major plantation crops in Nagaland, India., in: Lastname, F.; Lastname, F.; (Eds.), Compendium of status papers: Interface meeting for development of agriculture and allied sectors of Nagaland, Department of Agriculture, Horticulture, Animal Husbandry and Fishery, Govt of Nagaland and ICAR institutes, DARE/ ICAR, Govt of India, Publisher address 1, pp 25–27, ISBN: ISBN 1.
6
Chakrabarty, R. and Acharya, G.C. (2015). Arecanut Diseases, Disorders and their Management”. Crop Diseases and their management strategies, in: Dutta, P. and Tamuli, P. Kaushik., H.; (Eds.), Crop Diseases and their management strategies, Aaviskar Publishers, Distributors, Jaipur, Jaipur, pp 195–214, ISBN: ISBN 978-81-7910-492-7.
1
Kalita, B.; Borkakati, R.N.; Chakrabarty, R.; Bordoloi, P.K.; Choudhury, P.K.D.; Borah, H.K. and Nath, D.C. (2026). Latent attributes of toria variety TS-67 under delayed sowing: Implications for yield and profitability during cold and dry winter in Assam, National Oilseed Conference, IARI, N. Delhi , IIRMR, Bharatpur8, IIRMR, Bharatpur, Vol. 0(0), 89 - .
2
Borkakati, R.N.; Bordoloi, P.K.; Kalita, B.; Chakrabarty, R.; Borah, H.K. and Sharma, A.K. (2026). Management of mustard aphid through crop diversification, National Oilseed Conference, IARI, N. Delhi , IIRMR, Bharatpur, IIRMR, Bharatpur, Vol. 0(0), 100 - .
3
Chakrabarty, R.; Kalita, H.; Borkakati, R.N.; Kalita, B.; Bordoloi, P.K. and Borah, H.K. (2026). Effect of abiotic stress on Alternaria blight disease of rapeseed (Brassica rapa var. toria), National Oilseed Conference, IARI, N. Delhi , Society of Rapeseed Mustard, IIRMR, Bharatpur, Vol. 0(0), 101 - .
4
Buragohain, P.; Chakrabarty, R. and Kalita, H. (2025). Assessment of mungbean genotypes for resistance to insect-pest damage, 1st Biopesticide Summit & National Conference on Emerging Trends in Agriculture for Sustainable Development , AAU, Jorhat , Agricultural Micro Organisms Manufacturers & Farmers Association, Nashik, Maharashtra & Assam Agricultural University, Jorhat, Assam , AAU, Jorhat, Vol. 0(7), 59 - .
5
Chakrabarty, R.; Kalita, H.; Gogoi, A.; Borkakati, R.N. and Buragohain, P. (2025). Success story of bioformulation application in toria/rapeseed (Brassica rapa var. toria) production at char area of Nagaon district , 1st Biopesticide Summit & National Conference on Emerging Trends in Agriculture for Sustainable Development , AAU, Jorhat , Agricultural Micro Organisms Manufacturers & Farmers Association, Nashik, Maharashtra & Assam Agricultural University, Jorhat, Assam , AAU, Jorhat, Vol. 0(2), 115 - 116.
6
Choudhury, P.K.D.; Bordoloi, P.K.; Kalita, B.; Chakrabarty, R.; Borkakati, R.N. and Borah, H.K. (2025). Latent attributes of toria variety TS-67 under delayed sowing hindering yield and profitability during cold and dry winter season in Assam, STAR National Conference, RARI, Durgapura, Rajasthan , star society, Rajasthan, Vol. 1(1), 101 - 101.
7
Kalita, B.; Bordoloi, P.K.; Chakrabarty, R.; Borkakati, R.N.; Choudhury, P.K.D. and Borah, H.K. (2025). Enhancing yield and stress resilience in toria (Brassica rapa L.) through salicyclic acid application under moisture stress conditions, STAR National Conference, RARI, Durgapura, Rajasthan , star society, Rajasthan, Vol. 1(1), 97 - 97.
8
Choudhury, P.K.D.; Bordoloi, P.K.; Kalita, B.; Chakrabarty, R.; Borkakati, R.N. and Borah, H.K. (2025). Genotypic variability's on flexibility of growing time, yield and duration of toria varieties TS-36, TS-38, TS-48 and TS-67 for comperative studies un, STAR National Conference, RARI, Durgapura, Rajasthan , star society, Rajasthan, Vol. 1(1), 43 - 43.
9
Borkakati, R.N.; Kalita, B.; Chakrabarty, R.; Bordoloi, P.K.; Phukon, E.; Borah, H.K. and Sharma, A.K. (2025). Habitat manipulation strategies for sustainable management of mustard aphid, STAR National Conference, RARI, Durgapura, Rajasthan , star society, Rajasthan, Vol. 1(1), 66 - 66.
10
Chakrabarty, R.; Borkakati, R.N. and Kalita, B. (2025). Effect of Environmental factors on Alternaria blight disease of rapeseed (Brassica rapa var. toria) under Assam condition, STAR National Conference, RARI, Durgapura, Rajasthan , star society, Rajasthan, Vol. 1(1), 54 - 54.
11
Kalita, H. and Chakrabarty, R. (2023). Zero budget natural farming (ZBNF) in Indian context: salient features, Problem and prospects of natural farming for sustainable ecological balance” organized by Centre for Advanced Faculty Training in organic farming, AAU, Jorhat , Centre for Advanced Faculty Training in organic farming, Dept. of soil science, AAU, Jorhat, AAU, Jorhat, Vol. 1(2), 144 - 151.
12
Kalita, H. and Chakrabarty, R. (2023). Zero budget natural farming (ZBNF) in Indian context: salient features, Problem and prospects of natural farming for sustainable ecological balance, AAU, Jorhat , Centre for Advanced Faculty Training in organic farming, Dept. of soil science, AAU, Jorhat, AAU, Jorhat, Vol. 1(1), 144 - 151.
13
Chakrabarty, R.; Kalita, H. and Borah, H.K. (2023). Management of phytophthora blight organically in rainy season sesame (Sesamum indicum L.), Women Scientists in Plant Health Management for Sustainable Development Goals, AAU, Jorhat , AAU, Jorhat & IPS, AAU, Jorhat, Vol. 1(1), 22 - 23.
14
Chakrabarty, R.; Kalita, H. and Zaman, A. (2023). Organic module for lentil (Lens culinaris) production, International Conference on biodiversity, food security, sustainability & climate change (ICBFSCC-2023), AAU, Jorhat , AAU, Jorhat & Prof. H.S. Srivastava foundation for science, Lucknow, U.P., India, AAU, Jorhat, Vol. 1(2), 265 - .
15
Chakrabarty, R.; Kalita, H.; Borah, B.K. and Zaman, A. (2023). Organic module for rapeseed (Brassica rapa var. toria) production, International Conference on biodiversity, food security, sustainability & climate change (ICBFSCC-2023), AAU, Jorhat , AAU, Jorhat & Prof. H.S. Srivastava foundation for science, Lucknow, U.P., India, AAU, Jorhat, Vol. 1(2), 265 - 266.
16
Choudhury, P.K.D.; Kalita, B.; Chakrabarty, R. and Borkataky, R.N. (2023). Determination of grain yield stability of rapeseed toria genotypes in variable drought like environments for genotypic selection in NE India, International Conference on biodiversity, food security, sustainability & climate change (ICBFSCC-2023), AAU, Jorhat , AAU, Jorhat & Prof. H.S. Srivastava foundation for science, Lucknow, U.P., India, AAU, Jorhat, Vol. 1(2), 268 - .
17
Chakrabarty, R.; Kalita, H. and Borah, B.K. (2023). Management of phytophthora blight organically in rainy season sesame (Sesamum indicum L.), Indian Phytopathological Society (NEZ) National Conference of the Women, by the Women, for the Women Scientists on “Women Scientists in Plant Health M, AAU, Jorhat , AAU, Jorhat & IPS, AAU, Jorhat, Vol. 1(2), 23 - 24.
18
Chakrabarty, R.; Kalita, H.; Borah, B.K. and Zaman, A.S. (2022). Organic module for rapeseed (Brassica rapa var. toria) production , Reframing Futuristic Plant Health Safeguards, AAU, Jorhat , Department of Plant Pathology Assam Agricultural University, Jorhat & Indian Phytopathological Society, New Delhi, AAU, Jorhat, Vol. 1(1), 16 - 17.
19
Chakrabarty, and R, (2020). Identification of resistant/tolerant sources in rapeseed-mustard genotypes against Alternaria blight and Sclerotinia stem rot diseases under Assam con, International E-Conference on Multidisciplinary approaches for plant disease management in achieving sustainability in agriculture, online , International E-Conference on Multidisciplinary approaches for plant disease management in achieving sustainability in agriculture, online, Vol. 0(0), 61 - .
20
Saikia, ; T.P., ; Bordoloi, ; P.K., ; Sarma, ; K.K., ; Chakrabarty, and R, (2020). Response of newly released wheat (Triticum aestivum L.) varieties to different sowing dates under changing climate condition in Central Brahmaputra Va, National webinar on “Plant Biological Intervention for clomate smart Agriculture (PBICSA-2020), Online , PBICSA, online, Vol. 0(0), 38 - 39.
21
Chakrabarty, R. (2019). Reaction of rapeseed-mustard genotypes to Alternaria blight and Sclerotinia rot diseases under Assam condition, 4th National Brassica Conference on “Innovative Approaches in Oilseed Brassica Towards Self Sufficiency”, , Bharatpur , ICAR-DRMR Bharatpur , Bharatpur, Vol. 0(0), 74 - 0.
22
Chakrabarty, ; R, ; Kalita, and H., (2019). Incidence of Fusarium wilt disease in lentil as affected by varying degree of soil pulverization and mulching., Assam Botany Congress (ABC-01) and International Conference on Plant Science,, Botanical Society of Assam, Dept of Botany, Gauhati University, Dept of Botany, Cotton University, Assam Science Technology and Environment Council , Gauhati University & Cotton University, Gauhati University, Vol. 0(0), 42 - .
23
Chakrabarty, and Ranjana, (2019). Reaction of rapeseed-mustard genotypes to Alternaria blight and Sclerotinia rot diseases under Assam condition, 4th National Brassica Conference on “Innovative Approaches in Oilseed Brassica Towards Self Sufficiency”, , SRMR Bharatpur, CSAUA & T and ICAR-DRMR Bharatpur , ICAR-DRMR Bharatpur , Bharatpur , Vol. 0(0), 74 - .
24
Chakrabarty, R. and Kalita, H. (2019). Incidence of Fusarium wilt disease in lentil as affected by varying degree of soil pulverization and mulching. , Assam Botany Congress (ABC-01) and International Conference on Plant Science, Online , Gauhati University & Cotton University, Guwahati, Vol. 0(0), 42 - 0.
25
Kalita, ; H, ; Chakrabarty, ; R., ; Zaman, and A.S.N, (2018). Nitrogen economy in zero till lentil (Lens culinaris) with resource conservation under winter rice (Oryza sativa) – Fallow system., 27th National Conference of Soil Conservation society of India (SCSI), N. Delhi , SCSI, N. Delhi , SCSI, AAU, Jorhat
26
Kalita, ; H., ; Zaman, ; ASN, ; Ranjana, and Chakrabarty, (2017). Effect of bio-fertilizer on yield and economics of lentil (Lens culinaris) production system, UGC sponsored National Seminar on Recent trends in chemistry towards utilization of natural of natural resources and constrains with special reference, Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 44 - .
27
Kalita, ; H., ; Zaman, ; A.S.N., ; Chakrabarty, ; R., ; Guha, and B, (2017). Effect of nutrient management on grain yield of lentil (Lens culinaris), nutrient uptake and soil microbial population in winter rice (Oryza sativa) f, Fourth International Agronomy Congress, New Delhi, India. , Indian Society of Agronomy. ICAR, New Delhi, India, New Delhi, Vol. 2(0), 766 - 767.
28
Guha, ; B., ; Kalita, ; H., ; Chakrabarty, ; R., ; Deka, ; N., ; Talukdar, and Sailen., (2017). Performance of lentil varieties as affected by different seed rates under rice utera conditions, Fourth International Agronomy Congress, New Delhi, India. , Indian Society of Agronomy. ICAR, New Delhi, India, New Delhi, Vol. 2(0), 1225 - 1226.
29
Chakrabarty, ; R., ; Kalita, and H., (2017). Evaluation of Indian mustard (Brassica juncea) genotypes for resistance against Alternaria blight under natural and artificially inoculated conditions, National Seminar on Science and Technology for Human Welfare, IASST, Guwahati , IASST, Guwahati, Assam, , Guwahati, Vol. 0(0), 5 - .
30
Kalita, ; H., ; Zaman, ; A.S.N., ; Borah, ; B.K., ; Singha, ; K.D., ; Chakrabarty, and R, (2017). Integrated crop management in Kharif urdbean, National Seminar on Science and Technology for Human Welfare, IASST, Guwahati , IASST, Guwahati, Assam, , Guwahati, Vol. 0(0), 102 - .
31
Saikia, ; T.P., ; Rahman, ; N., ; Chakrabarty, ; R., ; Guha, and B., (2017). Floating bed cultivation: An alternative livelihood practice for wetlands and flood-prone areas of Assam, National Seminar on Science and Technology for Human Welfare, IASST, Guwahati , IASST, Guwahati, Assam, , , Vol. 0(0), 8 - .
32
Chakrabarty, ; Ranjana, ; Kumar, U. and Deka, (2017). Effect of temperature, relative humidity and rainfall on per cent disease indices of major diseases of betel vine in Jorhat district of Assam., Faculty of commerce and Dept. of economics, Lumding college, Lumding., Lumding college , Lumding college, Lumding, Vol. 0(0), 119 - 120.
33
Chakrabarty, and Ranjana, (2017). Host resistance study in Rape and Mustard against Alternaria blight for organic oilseed production, National Seminar on Recent trends in chemistry towards utilization of natural of natural resources and constrains with special reference to North-East, Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 15 - .
34
Chakrabarty, ; Sarma, R. and T.C, (2017). Effect of bio-pesticides on mycelial growth of Ganoderma sp., causing basal stem rot disease of areca nut (Areca catechu)., National Seminar on Recent trends in chemistry towards utilization of natural of natural resources and constrains with special reference to North-East, Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 47 - .
35
Kalita, ; Hemen., ; Deka, ; Nabajyoti., ; Chakrabarty, ; R., ; Zaman, and A.S.N.., (2017). Effect of sowing dates on performance of blackgram (Vigna mungo) during Kharif season., National Seminar on Recent trends in chemistry towards utilization of natural of natural resources and constrains with special reference to North-East, Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 48 - .
36
Chakrabarty, and Ranjana, (2017). Host resistance study in rape and mustard against Sclerotinia rot for organic oilseed production, , Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 51 - .
37
Chakrabarty, ; R., ; Kalita, ; H, ; Borah, ; B.K., ; Zaman, ; A.S.N., ; Rahman, and N., (2017). Effect of agrochemicals and organics on soil microbial population in sesame (Sesamum indicum L.) production system., , UGC sponsored national seminar on “Impact of pollution: Assessment, awareness and prevention, Lumding college , Lumding college, Lumding, Vol. 0(0), 9 - .
38
Kalita, ; H., ; Chakrabarty, ; R., ; Deka, ; N., ; Zaman, and A.S.N., (2017). Kharif pulses for sustainable agriculture based on rainfall pattern in Kaki area of Hojai district of Assam, Faculty of commerce and Dept. of economics, Lumding college, Lumding., Lumding college , Lumding college, Lumding, Vol. 0(0), 34 - 35.
39
Kalita, ; H., ; Zaman, ; A.S.N., ; Chakrabarty, and R, (2017). Effect of nano fertilizers on yield of summer rice (Oryza sativa), National Seminar on Recent trends in chemistry towards utilization of natural of natural resources and constrains with special reference to North-East, Jagiroad college , Jagiroad college, Jagiroad , Vol. 0(0), 50 - .
40
Chakrabarty, and Ranjana., (2016). Screening of Indian mustard (Brassica juncea) varieties/lines against Alternaria blight disease, National Seminar on Facilitating a shift from chemo-centric to organic mode of plant health management in the North East, Dept. of Plant Pathology, Assam Agricultural University, Jorhat , Dept. of Plant Pathology, Assam Agricultural University, Jorhat, Jorhat, Vol. 0(0), 44 - 45.
41
Kalita, ; Hemen, ; Chakrabarty, and Ranjana., (2016). Performance of grasspea (Lathyrus sativus L.) varieties under different seed rates in rice (Oryza sativa) Utera situations, UGC sponsored national seminar on Alternative Approaches in Agriculture for sustainable environment and human health, Dept. of Botany, SBMS College,Sualkuchi , Dept. of Botany, SBMS College,Sualkuchi , Sualkuchi, Vol. 0(0), 40 - .
42
Saikia, ; T.P., ; Guha, ; B., ; Borah, ; B.K., ; Rahman, ; N., ; Chakrabarty, and N., R.D. (2016). Traditional agroforestry systems for livelihood improvement and nutitional security in Dima Hasao districtof Assam, UGC sponsored national seminar on forest degradation: its impact on climate change , Samaguri college, Nagaon , Samaguri college, Nagaon, Nagaon, Vol. 0(0), 9 - .
43
Saikia, ; T.P., ; Chakrabarty, ; R., ; Guha, and B, (2015). Productivity and profitability of wheat (Triticum aestivum) in rice-wheat sequence under conservation tillage, National Seminar on Harnessing science for societal development, 60th Annual Technical Session, Assam Science Society, AAU, Jorhat , AAU, Jorhat, Jorhat
44
T.P.Saikia*, ; R.Chakraborty, ; B.Guha, ; N.K.Sarma, and D.Hazarika., (2014). Floristic diversity of dominant weeds of wheat crop in Nagaon District, Assam, UGC Sponsored National Seminar on “Anthropogenic Threats to Biodiversity- Its Impact on economy in North-East India and various conservation strategie, Morigaon college , Morigaon college, Morigaon
45
Chakrabarty, ; Ranjana., ; Sarma, ; T.C., ; Acharya, and G.C., (2014). In vitro evaluation of fungicides against Ganoderma lucidum, causing basal stem rot of arecanut, National Symposium on “Unravelling plant-microbe interactions for supporting plant health”, Gauhati University , Dept. of Botany, Gauhati University , Gauhati University
46
Himadri, ; Rabha., ; Chakrabarty, ; R, ; Acharya, and G.C., (2012). Preliminary assessment of eriophyid mite infestation on coconut in Assam., 1. PLACROSYM XX: TS-VI: Pest management, , ,
47
Paul, ; S.C., ; Chakrabarty, ; R., ; Acharya, ; G.C., ; Hussain, ; M., ; Ray, ; A.K., ; Maheshwarappa, and H.P., (2012). Integrated management of arecanut based cropping system for sustainable development of the acid soils in North Eastern region of India, 8th International Symposium on Plant Soil Interactions at low pH, Bangalore , University of Agricultural Sciences, Bangalore, Bangalore
48
Chakrabarty, ; R., ; Acharya, ; G.C., ; Ray, ; A.K., ; Sarma, and T.C, (2011). Management of Basal Stem Rot of arecanut (Areca catechu, L) under Assam condition., National symposium on “Microorganisms and Plant Health” , Gauhati University , Indian Phytopathological Society and Dept of Botany, Gauhati University, Gauhati University
49
Chakrabarty, ; R., ; Acharya, ; G.C., ; Sit, ; A.K., ; Ray, and A.K., (2011). Evaluation of substrate for multiplication of bio-agent, Trichoderma viride, National conference on Hort-business- Linking Farmers with Market, , Lt. Amit Singh Memorial Foundation, New Delhi in collaboration with S.V.B.P. university of agriculture and technology, Meerut & G.B.Pant university of, Pantnagar
50
Tiwari, ; Meenakshi, ; Chakrabarty, ; R., ; Acharya, and G.C., (2011). Efficacy of soil disinfectants on growth of rooted cuttings of black pepper, National conference on Hort-business- Linking Farmers with Market, Dehradhun, Uttarakhand , Lt. Amit Singh Memorial Foundation, New Delhi in collaboration with S.V.B.P. university of agriculture and technology, Meerut & G.B.Pant university of, Pantnagar
51
Chakrabarty, ; R., ; Acharya, ; G.C., ; Ray, and A.K, (2010). Stem bleeding of coconut in Assam: incidence and management, International Conference on Coconut Biodiversity and Prosperity, CPCRI, Kasaragod, Kerala. , CPCRI, Kasaragod, Kerala., Kasaragod, Kerela
52
Paul, ; S.C., ; Chakrabarty, ; R., ; Acharya, ; G.C., ; Ray, and A.K, (2010). Soil fertility status evaluation under different sources of nutrient application in arecanut plantation under North Eastern Condition, 43rd ACISAC (Annual Convention of Indian Society of Agricultural Chemistry) and National conference on “Soil management for achieving food security an, BHU , BHU, BHU, Varanasi
53
Acharya, ; G.C., ; Chetia, ; M., ; Nath, ; A., ; Chakrabarty, ; R., ; Niral, ; V., ; Ray, and A.K, (2010). Evaluation of Genetic Diversity in Coconut (Cocos nucifera L.)., International Conference on Coconut Biodiversity for Prosperity , CPCRI, Kasaragod, Kerala. , CPCRI, Kasaragod, Kerela
54
Phookan, ; A.K., ; Sarma, ; B.D., ; Sarma, and R., (2001). Biological management of Rhizoctonia solani Kuehn on green gram (Vigna radiate)., 5th Agricultural Science Congress on Sustainable development of mountain agriculture, AAU, Jorhat , AAU, AAU, Jorhat
55
Pramanick, ; T.C., ; Sarma, ; R., ; Phookan, and A.K, (2000). In vitro efficacy of some biocontrol agents against Rhizoctonia solani Kuehn causing web blight of green gram, National Level seminar on Resources Management for self reliant agricultural economy of NE Region, Tezpur University , Tezpur University, Tezpur, Vol. 3(1), 5 - 6.
1
Barman, S. and Chakrabarty, R. (). Market-oriented crop planning: Profitability, demand supply and resource optimization, Udyan Vikash, 1(1), 106,107,108, Assam Horticultural Society, Khanapara, Guwahati
2
Chakrabarty, R.; Kalita, H. and Buragohain, P. (). Biomanagement, opportunities and challenges, Udyan Vikash, 1(1), 118, 119,120,120, Assam Horticultural Society, Khanapara, Guwahati
3
Buragohain, P.; Chakrabarty, R. and Kalita, H. (). Most common and economically important pests that undermine the cultivation of tomatoes, Udyan Jeuti, 0(0), 102.103,104, Assam Horticultural Society, Khanapara, Guwahati
4
Chakrabarty, R.; Buragohain, P.; Kalita, H. and Borah, H.K. (). Disease and insect-pests management in Arecanut (Areca catechu L.), Udyan Jeuti, 0(0), 95, 96,97,98, Assam Horticultural Society, Khanapara, Guwahati
5
Deka, P.; Nath, P.K.; Deka, N.; Kalita, H. and Chakrabarty, R. (). The root of success: High quality seed potato production in Nagaon district, The Agriculture Magazine, 4(9), 457, 458, 459, 460, Agritech, Jaipur, Rajasthan
6
Chakrabarty, R.; Chakrabarty, H. and Buragohain, P. (). Yellow Mosaic Disease: A major threat in blackgram and greengram cultivation in Assam, The Agriculture Magazine, 4(9), 279, 280, Agritech, Jaipur, Rajasthan
7
Buragohain, P.; Chakrabarty, R. and Kalita, H. (). Natural Farming In Assam, AgriDrishti, 2(5), 25, 26, EDU Publishers, Uttar Pradesh
8
Chakrabarty, R. (). Xoriyohor roog niyontran bebostapona, Training manual on Toilo jatiyo shasyar joriote shawolombon (AAU/DR/25/TM/819/2024-25), 1(1), 45-46, The Chief Scientist, AAU-ZRS, Shillongani, Nagaon-782002, AAU-ZRS, Shillongani
9
Kalita, H. and Chakrabarty, R. (). Xoriyohor utpadan aru promanikoron, Training manual on Toilo jatiyo shasyar joriote shawolombon (AAU/DR/25/TM/819/2024-25), 1(1), 28-31, The Chief Scientist, AAU-ZRS, Shillongani, Nagaon-782002, AAU-ZRS, Shillongani
10
Chakrabarty, R.; Kalita, H. and Buragohain, P. (). Orobanche/Broomrape: Upcoming menace in rapeseed-mustard cultivation in Assam, The Agriculture Magazine, 4(7), 375-377, Dr. kartikeya Choudhary, Plot No. 18, Keshav Nagar-1, Near Rajasthan Girls College, Murlipura Scheeme, Jaipur-302039 (Raj), Jaipur, Rajasthan
11
Kalita, H. and Chakrabarty, R. (). Present status of rapeseed-mustard cultivation in Assam and way forward, The Agriculture Magazine, 4(6), 88-90, Dr. kartikeya Choudhary, Plot No. 18, Keshav Nagar-1, Near Rajasthan Girls College, Murlipura Scheeme, Jaipur-302039 (Raj), Jaipur, Rajasthan
12
Chakrabarty, R. and Kalita, H. (). Management of major diseases of rapeseed-mustard in Assam, The Agriculture Magazine, 4(5), 184-188, Dr. kartikeya Choudhary, Plot No. 18, Keshav Nagar-1, Near Rajasthan Girls College, Murlipura Scheeme, Jaipur-302039 (Raj), Jaipur, Rajasthan
13
Buragohain, P. and Chakrabarty, R. (). Invasive insect pests in India: Present scenario and their management, The Agriculture Magazine, 4(5), 428-430, Dr. kartikeya Choudhary, Plot No. 18, Keshav Nagar-1, Near Rajasthan Girls College, Murlipura Scheeme, Jaipur-302039 (Raj), Jaipur, Rajasthan
14
Chakrabarty, R. and Kalita, H. (). Diseases of groundnut in Assam, The Agriculture Magazine, 4(4), 248-251, Dr. kartikeya Choudhary, Plot No. 18, Keshav Nagar-1, Near Rajasthan Girls College, Murlipura Scheeme, Jaipur-302039 (Raj), Jaipur, Rajasthan
15
Chakrabarty, R.; Kalita, H. and Nath, P.K. (). Bokhontokalin mogumahor kheti, Ghore-Pothare, 45(4), 4, AAU, Jorhat , Jorhat
16
Chakrabarty, R.; Kalita, H. and Nath, P.K. (). Biswa mahjatiyo xaiso dibox, Gana Adhikar, 31(186), 4, Shahjahan Talukdar on behalf of Unity Media And Infrustructure Limited, Hatigaon Chariali, Guwahati
17
Kalita, H.; Chakrabarty, R. and Nath, P.K. (). Beej utpadan aru pramanikaron prokriya, Ghore-Pothare, 45(3), 2, 4, AAU, Jorhat , Jorhat
18
Kalita, H.; Chakrabarty, R. and Buragohain, P. (). Mah jatiyo xaisor proxarota, Gana Adhikar, 31(159), 4, Shahjahan Talukdar on behalf of Unity Media And Infrustructure Limited, Hatigaon Chariali, Guwahati
19
Chakrabarty, R. (). xoriyohor naa-puroni krishi kouxol, Ghore-Pothare, 45(24), 2, AAU, Jorhat , AAU, Jorhat
20
Chakrabarty, R. (). mahjatiyo xaisor bigyanxonmotta utpadanor kouxal, Ghore-Pothare, 45(22), 2, AAU, Jorhat , Jorhat
21
Chakrabarty, R. and Kalita, H. (). Bohonkhiyam unnayanar babe jalbayu stitistapok udyan xoiso, Gana Adhikar, 31(72), 4, Shahjahan Talukdar on behalf of Unity Media And Infrastructure Limited, Hatigaon Chariali, Guwahati
22
Chakrabarty, R.; Kalita, H. and Choudhury, T. (). Dekhor promukh fosol utpadonor dekhjura lekh-jokh, Gana Adhikar, 30(1), 1, Shahjahan Talukdar on behalf of Unity Media And Infrustructure Limited, Hatigaon Chariali, Guwahati
23
Chakrabarty, R.; Kalita, H. and Choudhury, T. (). xoisor pustir xuxanhat kouxal, Gana Adhikar, 30(1), 1, Shahjahan Talukdar on behalf of Unity Media And Infrustructure Limited, Hatigaon Chariali, Guwahati
24
Chakrabarty, R. (). Xalidhanor pisot badamor kheti, Ghore-Pothare, 45(1), 2, 4, Poxekiya krishi patrika, Axom Krishi Vishyavidyalaya, AAU, Jorhat
25
Kalita, H. and Chakrabarty, R. (). Kharif xoisot jalabayu paribortonor probhab, Gana Adhikar, 30(49), 4, Shahjahan Talukdar on behalf of Unity Media And Infrustructure Limited, Hatigaon Chariali, Guwahati
26
Kaman, P.K.; Hazarika, B. and Chakrabarty, R. (). “Axomor ukhodi aru xugondhi udbhid”, Udyan Jeuti, 1(1), 97-101, Assam Horticultural Society, Guwahati
27
Chakrabarty, R. and Kalita, H. (). “Road map for attaining self reliance in seed production of oilseeds”, Udyan Jeuti, 1(1), 57-59, Assam Horticultural Society, Guwahati
28
Chakrabarty, R. and Kalita, H. (). “Betelvine (Piper betle) diseases in Assam”, Udyan Jeuti , 1(1), 45-47, Assam Horticultural Society, Guwahati
29
Chakrabarty, R. (). “Barkhakalin mogumahor kheti”, Ghore-Pothare. Poxekiya krishi patrika, Axom Krishi Vishyavidyalaya, 43(18), 2, AAU,Jorhat, AAU, Jorhat
30
Chakrabarty, R. (). Sali dhanar pisat toilya xaisor khetir sambhaboniyota, Niyomiya Barta, 2018(2018), 14, Pride East Entertainment Pvt. Ltd., Guwahati
31
Chakrabarty, R. (). Sali dhanar potharot dugun khetir krishi kouxal, Ranjana Chakrabarty, 2018(2018), 14, Pride East Entertainment Pvt. Ltd., Guwahati
32
Chakrabarty, R. and Kalita, H. (). Borxakalin mahjatiya aru toilah xaisyar joibik kheti. , Niyomiya Barta, 2018(2018), 14, Pride East Entertainment Pvt. Ltd., Guwahati
33
Chakrabarty, R. (). Xoriyohor Alternaria blight rog niyantran, Krishi Dapon, 2021(2021), 9,10, Dept. of Agriculture, Govt of Assam, Guwahati
34
Chakrabarty, R. and Kalita, H. (). Vertical farming-Emerging Entrepreneurship. , Rupantor, 2021(2021), 84,85, Souvenir committee, National Agri-Horticultural Show-2021 with International (virtual) participation, Bokaghat, Golaghat, Assam, India, Assam
1
Borkakati, R.N. and Chakrabarty, R. (2026). Soriyohjatiyo Shashyar Mowapok Niyontronor Babe Mishrashahya Byabasthapanar Proyog (AAU(A)No.: AAU/DR/26/BU/987/2026-27. AAU-ZRS, Shillongani, Nagaon, Nagaon
2
Borkakati, R.N. and Chakrabarty, R. (2026). Mogumah Khetir Opokari Keet-Potongo Niyontronor Babe Joib-Nirbhor Somonnito Potongo Niyontron Poddhotir Proyog(DR(A)No. AAU/DR/26/BU/988/2026-27. AAU-ZRS, Shillongani, Nagaon, Nagaon
3
Chakrabarty, R. (2025). Production technology of spring mungbeab. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
4
Chakrabarty, R. (2025). Horizontal expansion of pulse crops-AAU/DR/25/BU/894/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
5
Chakrabarty, R. (2025). Seed certification process-AAU/DR/25/BU/893/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
6
Chakrabarty, R. (2025). Agronomic management of rapeseed-mustard crops: Its importance in Central Assam-AAU/DR/25/BU/924/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
7
Chakrabarty, R. (2025). Need for natural farming in oilseed crops-AAU/DR/25/BU/923/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
8
Chakrabarty, R. (2025). Commercial cultivation of oilseed crops in Assam-AAU/DR/25/BU/922/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
9
Chakrabarty, R. (2025). Diseases and pest management strategies of rapeseed-mustard-AAU/DR/25/BU/925/2025-26. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani
10
Borkotoky, R.N.; Choudhury, P.K.D.; Chakrabarty, R.; Kalita, B.; Kalita, H.; Bordoloi, P.K. and Sarma, A.K. (2024). Xoriyoh jatiya xoisor apakari keet-patangar niyantran kausxal. AAU-ZRS, Shillongani, Nagaon, AICRP-RM, AAU-ZRS, Shillongani, Nagaon
11
Chakrabarty, R.; Kalita, H.; Patgiri, D.K.; Saikia, M.; Borah, H.K.; Borkotoky, R.N. and Choudhury, S. (2024). Xoriyohar adhunik krixi kouxal” Bulletin published by GIS mapping of char areas of Assam using geospatial techniques for planning strategies of crop m. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani, Nagaon
12
Borkatoky, R.N.; Chakrabarty, R.; Nath, B.C.; Borah, H.K.; Kalita, H. and Barman, C. (2024). Rabi xoisor krishi paricharjar hatputhi. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani, Nagaon
13
Borkatoky, R.N.; Chakrabarty, R.; Nath, B.C.; Borah, B.K.; Kalita, H. and Barman, C. (2024). Kharif kalin xoisor krishi paricharjar hatputhi. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani, Nagaon
14
Borah, H.K. and Chakrabarty, R. (2024). Glimpses of Research Achievement. AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani, Nagaon
15
Choudhury, P.K.D.; Kalita, B.; Chakrabarty, R. and Borkataki, R.N. (2023). Determination of grain yield stability of rapeseed toria genotypes in variable drought like environments for genotypic selection in NE India. AAU, Jorhat , AAU, Jorhat
16
Kalita, H. and Chakrabarty, R. (2023). Zero budget natural farming (ZBNF) in Indian context: salient features. Dept. of soil science, AAU, Jorhat, AAU, Jorhat
17
Chakrabarty, R.; Kalita, H. and Borah, B.K. (2023). Management of phytophthora blight organically in rainy season sesame (Sesamum indicum L.). Indian Phytopathological Society, AAU, Jorhat
18
Chakrabarty, R.; Kalita, H.; Borah, B.K. and Zaman, A. (2023). Organic module for rapeseed (Brassica rapa var. toria) production. AAU, Jorhat , AAU, Jorhat
19
Kalita, H.; Chakrabarty, R.; Borah, B.K. and Zaman, A. (2023). Organic module for lentil (Lens culinaris) production. AAU, Jorhat , AAU, Jorhat
20
Acharya, G.C.; Baishya, P.K.; Chakrabarty, R. and Chetia, M. (2011). Extension Folder-CPCRI Research Centre at a Glance (Assamese version). CPCRI Research Centre, Kahikuchi, Guwahati
21
Baishya, P.K.; Acharya, G.C.; Chakrabarty, R. and Rabha, H. (2011). Technical Bulletin on “Sustainable Livelihood through technological intervention in arecanut plantation in Assam (Assamese version)-. CPCRI Research Centre, Kahikuchi, Guwahati
22
Ray, A.K.; Baishya, P.K. and Chakrabarty, R. (2010). Tamol Aru Narikal Vitik Krishi Paddhatit Dekha Diya Kaitaman Pradhan Rog, Pok-Parua Aru Eier Pratiakar (Assamese).. CPCRI Research Centre, Kahikuchi, Guwahati
23
Ray, A.K.; Chakrabarty, R. and Baishya, P.K. (2010). Major Diseases and pests of arecanut and coconut based cropping system in Assam (English).. CPCRI Research Centre, Kahikuchi, Guwahati
24
Ray, A.K.; Barman, I. and Chakrabarty, R. (2007). Arecanut cultivation in Assam (English).. CPCRI Research Centre, Kahikuchi, Guwahati
25
Borkotoky, R.N.; Devchoudhury, P.K.; Chakrabarty, R.; Kalita, B.; Kalita, H.; Bordoloi, P.K. and Sharma, A.K. (0). Xoriyoh jatiya xoisor apakari keet-patangar niyantran kausxal. AICRP-RM, AAU-ZRS, Shillongani, Nagaon, AAU-ZRS, Shillongani, Nagaon
1
Chakrabarty, R. (2017). Susangata pustimoula jogan byabostha ??? (http://sheuj.com/) browsed on 09-02-2017
Sponsored Research
Research Projects 20 Projects
DEE, Jorhat
Testing of greengram (IPM-2K-14-9, IPM-410, IPM-S12-1, IPM-205-7) & blackgram (IPU-13-1, IPU-17-1, IPU-11-02, IPU-10-26) varieties of IIPR, Kanpur
Implemented in 2025
AAU-ZRS, Gossaigaon
MLT on “Development of organic package of practices of Proso millet”
Implemented in 2026
AAU-ZRS, Gossaigaon
MLT on “Development of organic package of practices of foxtail millet”
Implemented in 2026
DEE, Jorhat
MLT on “Eight Lentil varieties of IIPR, Kanpur (IPL 220, IPL 225, IPL 230, IPL 232, IPL 329, IPL 526, IPL 534, Pusa Ageti (L4717)”
Implemented in 2026
DEpt. Meteorology, AAU, Jorhat
MLT on Crop-Weather relationship study in Sali rice and Kharif greengram
Implemented in 2025
AAU-ZRS, Gossaigaon
Intercropping of horse gram with finger millet for enhancing productivity under rainfed condition
Implemented in 2025
AAU-ZRS, Gossaigaon
MLT on Horse gram
Implemented in 2024
Funded Project Rs. 100 Lakh
GIS mapping of char areas of Assam using geospatial Techniques for planning strategies of crop management and improving livelihood security
Implemented in 2023
AAU-ZRS, Karimganj
MLT on Horsegram
Implemented in 2024
NFSM Rs. 1.5 Crore
Creation of Seed Hubs for increasing indigenous production of Pulses
Implemented in 2016
DBT, NECAB, AAU Centre, Jorhat
Evaluation of promising PGPB for growth and yield in lentil
Implemented in 2023
Funded Project
“Rapeseed Mustard: Value Chain Development through promotion of scientific cultivation in Assam”
Implemented in 2023
AAU-ZRS, Gossaigaon Rs. 0.04690 Lakh
MLT on Effect of tillage,bio-fertilizer and foliar nutrition on foxtail millet in rice fallow
Implemented in 2024
AAU-ZRS, Gossaigaon Rs. 0.04690 Lakh
MLT on Nutrient management of foxtail millet in arhar-foxtail millet sequence
Implemented in 2024
DBT, NECAB, AAU Centre, Jorhat Rs. 0.06000 Lakh
MLT on Microbial consortia for rice production
Implemented in 2023
DBT, NECAB, AAU Centre, Jorhat
MLT – DBT-NECAB programme III (Prospecting microbes from acid soil, study their biology and interaction with crop plants). Evaluation of promising PGPB for growth and yield in lentil
Implemented in 2023
DBT, NECAB, AAU Centre, Jorhat Rs. 0.12964 Lakh
Field trial -Evaluations of Bio-efficacy of AAU-Bioformulations against Alternaria blight of Mustard
Implemented in 2023
Funded Project
APART- Oilseed
Implemented in 2018
AAU, Jorhat
Development of Package of Practices for Boro and Early Ahu DSR
Implemented in 2020
Govt of Assam Rs. 2.935 Lakh
GIS mapping of char areas of Assam using geospatial techniques for planning strategies of crop management and improving livelihood security Phase II
Implemented in 2022
Recognition & Accolades
Achievements & Honours 12 Honours
Involved in AICRP/Network/State projects viz., AICRP on MAP & Betelvine, AIC Wheat & Barley Improvement Project, AICRP on Rapeseed-Mustard, AICRP on MULLaRP, Rice Research Scheme, State Project on Oilseeds and Pulses
Involved in externally funded self earned/competitive/ad-hoc research project (TSP in Dima Hasao, Pulse Seed Hub, APART)
Involvement in institutional Research project- Co-PI, Development of pre-harvest sprouting resistant wheat variety; Contract Project - 26
Technologies developed



1. Management of Alternaria blight disease in rapeseed (Toria): Seed Treatment with Biogreen @ 5% + Soil Treatment with Biogreen @2.5kg/ha (Incubation 1:50) + Foliar Spray with Biogreen @ 5% at 45DAS



Associated scientist for technologies developed



2. Agro-technique for weed management in lentil



3. Technologies for lentil cultivation under rice utera conditions



4. Agro-techniques for maximizing lentil production & sustaining soil health



5. Application of biofertilizer for increasing productivity of wheat



6. Application of Zinc for increasing productivity of wheat
Involvement in Seed production programme-2 no. ; Involvement in organizational activities- 33 nos.; Extension Training Programme -43 no.; field day/farmers’ fair – 23 nos.; Farmers’-Scientist interaction – 5 nos.; Demonstrations - 153; Diagnostic service provided – 25 nos.; Radio talk - 7; TV programme - 1
1. Management of Alternaria blight disease in rapeseed (Toria): Seed Treatment with Biogreen @ 5% + Soil Treatment with Biogreen @2.5kg/ha (Incubation 1:50) + Foliar Spray with Biogreen @ 5% at 45DAS



Associated scientist for technologies developed


Management of Alternaria blight of Rapeseed-mustard: Spray tebuconazole 50 + trifloxystrobin 25 (ready mix) WG @ 1 g/l or azoxystrobin 23 SC @ 1 ml/l at appearance of the disease, followed by one spray at 25 days after first spray in mustard and 20 days after first spray in rapeseed
Management of Stemphylium blight of Lentil: Spray Azoxystrobin 23 % SC @ 1 ml/l at initiation of the disease and next two sprays at 15 days interval
Organic Package of Practices for Rapeseed (Toria)
Organic Package of Practices for Lentil
Organic Package of Practices for greengram & blackgram
Organic Package of Practices for sesame
Learned Societies
Professional Memberships 7 Societies
Indian Society for Plantation Crops (S.N.422)
Life Member
Assam Horticultural Society (AHSINGAN-160)
Life Member
Indian Phytopathological Society (Membership IO: IPSILM/2026/2738)
Life Member
Crop and Weed Science Society
Annual Member
2022
Society for Rapeseed-Mustard Research
Life Member
The Agriculture Magazine
Life Member
Indian Society of Agricultural Science & Technology Research (ISASTR)
Life Member
Quick Information
Dr. Ranjana Chakrabarty

Senior Scientist

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AAU Joining Date: 20 Aug, 2013
Research Stations 57
AAU-Zonal Research Station, Diphu AAU-Zonal Research Station, Shillongani AAU-Zonal Research Station, North Lakhimpur AAU-Zonal Research Station, Gossaigaon AAU-Assam Rice Research Institute, Titabar AAU-Zonal Research Station, Sribhumi AAU-Horticulture Research Station, Kahikuchi AAU-Citrus and Plantation Crops Research Station, Tinsukia AAU-Sugarcane, Medicinal and Aromatic Plants Research Station, Buralikson Directorate of Research (Agriculture) Advanced Centre for Integrated Farming Systems Research, AICRP on IFS, AAU AICRP on Irrigation Water Management, AAU, Jorhat AICRP Dry Land Agriculture AICRP on Women In Agriculture, AAU, Jorhat AICRP on Agro Forestry, AAU-HRS, Kahikuchi AICRP on Agro Meteorology, AAU, Jorhat AICRP on Biological Control, AAU, Jorhat AICRP on Rabi Pulses, AAU-ZRS, Shillongani AICRP on Fruits, AAU-CPCRS, Tinsukia AICRP on Fruits, AAU, Jorhat AICRP on Farm Implements & Machinery, AAU, Jorhat AICRP on Floriculture, AAU-HRS, Kahikuchi AICRP on Forage Crops, AAU, Jorhat AICRP on GM crops (Banana), AAU, Jorhat AICRP on Honey Bees and Pollinators AICRP on Integrated Farming System, AAU, Jorhat AICRP on Linseed, AAU-ZRS, Shillongani AICRP on Kharif Pulses, AAU-ZRS, Shillongani AICRP on Medicinal & Aromatic Plants (Betelvine), AAU, Jorhat AICRP on Mushroom, AAU, Jorhat AICRP on Maize, AAU-ZRS, Gossaigaon AICRP on Micro & Secondary Nutrients and Pollutant Elements in Soils and Plants, AAU, Jorhat AICRP on Nematode, AAU, Jorhat AICRP on Seed (Crops), AAU, Jorhat AICRP on Potato, AAU, Jorhat AICRP on Palm, AAU-HRS, Kahikuchi AICRP on Post Harvest Engineering Technology, AAU, Jorhat AICRP on Rice, AAU-ARRI, Titabar AICRP on Rapeseed Mustard, AAU-ZRS, Shillongani AICRP on Soybean, AAU, Jorhat AICRP on Sugarcane, AAU-SMAPRS, Buralikson AICRP on Spices, AAU-HRS, Kahikuchi AICRP on Small Millets, AAU-ZRS, Gossaigaon AICRP on Tuber Crops, AAU, Jorhat AICRP on Vegetable, AAU, Jorhat AICRP on Wheat, AAU-ZRS, Shillongani AICRP on Weed control, AAU, Jorhat AINP on Agricultural Acarology, AAU, Jorhat AINP on Bio-fertilizer, AAU, Jorhat AINP on Economic Ornithology (VPM), AAU-ZRS, North Lakhimpur AINP on Jute and Allied Fibres, AAU-ZRS, Shillongani AICRP on Soil Test Crop Response, AAU, Jorhat AINP on PFDC, AAU-HRS, Kahikuchi AINP on Rodent Control (VPM) , AAU, Jorhat AINP on Soil Arthropod Pests, AAU, Jorhat ICR Farm AAU Horticulture Orchard