AAU

Academic Background

Education & Career Milestones

Educational Qualifications

B.Sc.(Agri),Agronomy as Elective subject

1985

College of Agriculture, Assam Agricultural University

M.Sc.(Agri) in Agronomy

1987

College of Agriculture, Assam Agricultural University

Specialization: Fertility Management

Ph.D.(Agri) in Agronomy

1997

College of Agriculture,Assam Agricultural University

Specialization: Fertility Management

Employment History

Junior Research Assistant

27-03-1987 – 07-04-1988

Regional Agricultural Research Station

Titabor,Jorhat

Assistant Professor

08-04-1988 – 28-12-1997

Department of Agronomy,College of Agriculture,Assam Agricultural University

Jorhat

Associate Professor

29-12-1997 – 30-06-2006

Department of Agronomy,College of Agriculture,Assam Agricultural University

Jorhat

Professor

01-07-2006 – Till date

Department of Agronomy,College of Agriculture,Assam Agricultural University

Jorhat

Research & Scholarship

Scholarly Publications 53 Total Records

H. J. Barua; M. Begum; N J Ojha; K Pathak; B Gogoi; B Baro; I Bhupenchandra; P Behera (2026). Zero Tillage with paddy straw mulching is a promising techniques for enhancing the yield and quality of potato, Frontiers in Sustainable Food Systems , 9(1), 1705–1719 DOI: 10.3389/fsufs.2025.1705474

Nibir Nihar Gogoi; Rinjumoni Dutta; Sontara Kalita; N J Ojha; G G Kandali; Sangita Das (2025). Nutrient management in foxtail millet ( Setaria italica L) through organic sources, International Journal of Research in Agronomy, 8(12), 90–93

D Dutta; M Begam; K Medhi; N J Ojha; G G Goswami; S Das (2025). Optimizing Rapeseed Productivity through sowing date adjustment and agro-climatic indices moderation, Journal of Advances in Biology and Biotechnology , 28(4), 530–545

Rekhangana Pegu; Nayanjyoti Ojha; Mahima Begum; Kalyan Pathak; Perves Ahmed; Hemanta Saikia (2024). Enhancement of Productivity of late sown rapesseed ( Brassica campestris) var. toria through sulphur and boron application under rice fallow system of Assam, Communication in soil science and plant analysis , 0(0), 1–14 DOI: https://doi.org/10.1080/00103624.2024.2380775

O. R. Devi; B. Laishram; A. Debnath; G. Doggalli; N. J. Ojha; S. Agrawal; K. Perveen; A. N. Bukhari; K. Pathak; S. Dutta (2024). Mitigation of arsenic toxicity in rice grain through soil- water- plant continuum, Plant : Soil and Environment , 70(7), 395–406

S. J. Changma; V. N. Belagalla; H. V. Sinha; A. Devnath; S. Kamalasundari; O. R. Devi; N. J. Ojha; S. R. Pandey; G. Malathi; Asomt Ullah (2024). Hydrothermal treatment : A critical research on improving milling efficiency using the parboling process for peal millet, International Journal on plant and soil science , 36(6), 140–147

O. R. Devi; B. M Harish; G. Doggalli; B. Laishram; O. Verma; A. Sharma; N J; Ojha (2024). Effect of fermented liquid organic manure concoctions and their foliar spray under different dose of nutrients on chlorophyll content of late sown wheat, Plant Archives, 24(1), 1244–1248

Mahima Begum; Bijnan Chndra Bordoloi; Nayanjyoti Ojah; Khagen Kurmi; Ranjan Das; Dhiman Dev Singha; Kalyan Pathak (2023). Performance of Sugarcane Bud Chip Settlings Under Different Integrated Nutrient Management Practices, Sugar Tech , 26(5), 1–10

P. Deka; R. K. Thakuria; B. K. Medhi; K. Pathak; N. J. Ojha; K. Das; M. Choudhury; B. Rahman; S. Kalita; P. K. Dutta (2023). Effect of irrigation schedules and nutrient management practices on growth, yield and economics of transplanted autumn rice, Agricultural Mechanization in Asia, Africa and Latin America, 54(2), 11927–11936

Okram Ricky Devi; Nayanjyoti Ojha; Bibek laishram; Samiron Dutta; Prakash Kalita (2023). Roles of Nano-Fertilizers in Sustainable Agriculture and Biosafety, Environment and Ecology, 1(41), 457–463

Nikita Kaman; Nayanjyoti Ojha; Rinjumoni Dutta; Anjali Basumatary; Ranjan Das; Priyanka Das (2022). Effect of graded levels of fertilizers on growth and yield of niger varieties under rainfed condition of Assam, Ecology, Environment and Conservation Journal , 29(1), 412–419 DOI: http://doi.org/10.53550/EEC.2003.v29i01.061

Sanjib Ranjan Borah; Anjali Basumatary; Nayanjyoti Ojha; rituparna Saikia; Sameeron Bhattacharjya; Milon Jyoti Konwar; Mayuri Baruah (2022). Dynamics of zinc fractions in Soil as Affected by Zinc fertilization in a Maize-maize cropping sequence in Upper Brahmaputra valley Zones of Assam, India, International Journal of Environment and Climate Change , 12(12), 1761–1770

Nikita Kaman; Nayanjyoti Ojha; Rinjumoni Dutta; Anjali Basumatary (2022). Effect of Varieties and Graded Levels of Fertilizer on Quality of Niger under Rainfed Condition of Assam, International Journal of Environment and Climate Change , 12(4), 38–42

Priyanki Bora; Nayanjyoti Ojha; Khagen Kurmi (2022). Growth and yield performance of late sown toria (Brassica rapa subsp Toria ) under integrated nutrient management practices in Assam, Journal of Oilseed Brassica, 13(1), 41–44

Priyanki Bora; Nayanjyoti Ojha; Jimli Phukan (2021). Mustard and rapeseed response to integrated nutrient management: A review, J. Pharmacogn Phytochem. , 10(1), 1801–1805

P Bora; N J Ojha; J Phukan (2021). Mustard and rapeseed response to integrated nutrient management: A review., J. Pharmacogn Phytochem, 10(1), 1801–1805

P Bora; N J Ojha; A Basumatary (2020). Effect of integrated nutrient management on nutrient content and uptake by late sown toria (Brassica campestris var toria)and availability of nutrient in the soil, International Journal of Current Microbiology and Applied Sciences, 9(12), 920–928

S Bhattacharjee; P Das; K Pathak; T Nath; N J Ojha; S Barua (2019). Carbohydrate profiling of a few rice products of Assam having Ethno-economic importance, International Journal of Current Microbiology and Applied Sciences, 8(12), 2902–2912

G Goswami; N C Deka; N J Ojha (2018). Weed dynamics and yield of direct seeded upland autumn Rice (Oryza sativa L.) Varieties as influenced by integrated weed and nutrient management practices, Indian Journal of Agricultural Research, 52(2), 133–139

M Begum; B C Bordoloi; D D Singha; N J Ojha (2018). Role of seaweed extract on growth, yield and quality of some agricultural crops: A review, Agricultural Reviews, 39(4), 321–326

R Banik; P Das; N J Ojha; T C Sarmah (2018). Ready to use ethnic rice products of Assam ,India: potential source of resistant starch, Bulletin of Environment ,Pharmacology and Life Sciences, 7(4), 55–58

M Begum; M Saikia; A Sharma; N J Ojha; P Deka; P K Dutta; I Ojah (2018). Water management for higher potato production: A Review, International Journal of Current Microbiology and Applied Sciences, 7(5), 24–33

S Chetry; N J Ojha; B Gogoi; K Kurmi (2018). Performance of yellow sarson (Brassica rapa var. trilocularis) under different levels of phosphorus and potassium in rainfed condition of Assam, Ann.Agric.Res. New series, 39(3), 1–6

B Gogoi; K Kurmi; K Thakuria; N J Ojha; S Dutta (2017). Influence of crop management practices on late sown toria (Brassica campestris var. toria ) under rainfed rice-fallow situation of Assam, Journal of Oilseed Brassica, 8(2), 168–174

M Sarma; N J Ojha (2005). Residual Effect of Sources and Levels of Phosphorus on Sesamum Crop in Greengram- Sesamum Sequence Under Limed and Unlimed condition, Indian J of Hill Farming, 18(1), 172–176

M U Basumatary; N J Ojha; K Thakuria; J Deka (2001). Growth, yield attributes and yields of summer greengram as affected by levels of phosphorus and lime, . J.Agric. Sci. Soc. N.E.India, 14(2), 232–235

N J Ojha; M C Talukder (2000). Yield and Yield Attributes of Direct Seeded Rainfed Summer Rice (Oryza sativa) as Influenced by Levels of Potassium and Sources of Organic Matter, Indian Journal of Agricultural Sciences , 70(11), 774–776

N J Ojha; S R Baroova (1997). Effect of Potassium Levels and Organic Amendments on Growth and Yield of Rainfed Direct Seeded Summer Rice, . J.Agric. Sci. Soc. N.E.India, 10(1), 57–63

U Kalita; N J Ojha; M C Talukder (1995). Effect of levels and time of Potassium application on yield and yield attributes of upland rice, Journal of Potassium Research, 11(2), 203–206

U Kalita; N J Ojha; M C Talukder (1994). Effect of levels and time of application of potassium on growth and yield of upland rice, J.Agric. Sci. Soc. N.E.India, 7(2), 186–187

Devi, O.R.; Ojha, N.J.; Laishram, B. and Pathak, K. (2024). Organic Farming : Cultivating sustainable Future . IARA Publication, New Delhi , ISBN: XXXXXXXXXXX

Ojha, N.J.; Deka, N.C. and Barua, I.C. (1995). Bij Utpadan Prajukti Bidya. Assam Higher Secondary Education Council, The Secretary,,Assam Higher Secondary Education Council,Bamunimoidam,Guwahati-21

Bagul, H.; Devi, O.R.; Patel, N. and Ojha, N.J. (2024). Drone Technology in Agriculture: Types and application , in: Heisnnam, D.P.; (Ed.), Research Floor , Research Floor, Srinagar, India , pp 145–152, ISBN: 978-81-969734-1-4.

Patel, N.; Devi, O.R.; Bagul, H. and Ojha, N.J. (2024). Robotic Farming in Agriculture , in: Heisnnam, D.P.; (Ed.), Research Floor , Research Floor, Srinagar, India , pp 153–160, ISBN: 978-81-969734-1-4.

Kaman, N.; Devi, O.R. and Ojha, N. (2023). Role of Soil Microbes for Environmental Safety and Remedy for Degrdation, in: Chiranjeeb, K.; Das, B. and C, K. Jagadesh, M.; (Eds.), Advanced Research Trends in soil Science , Vital Biotech Publication, Kota, Rajasthan, India , pp 76–91, ISBN: 978-93-92953-59-0.

Brahma, R. (2023). Relative performance of finger millet cultivars under staggered planting in rainfed upland of Lower Brahmaputra Valley Zone of Assam. Ph.D.(Agronomy) thesis submitted to Agronomy, Assam Agricultural University , AAU, Jorhat, Assam

Neog, P. (2022). Effect of plant growth promoting microbes on organically grown traditional potato. MSc (Agri) thesis submitted to Agronomy, Assam Agricultural University , AAU, Jorhat, Assam

Gogoi, B. (2021). Integrated nutrient management in yellow sarson-greengram cropping system under rainfed condition. Ph.D. thesis submitted to Agronomy, Assam Agricultural University, Jorhat-785 013, ASSAM

Begum, M. (2021). Performance of bud chip seedlings under integrated nutrient management in autumn planted sugarcane(Saccharum officinarum L.). Ph.D. thesis submitted to Agronomy, Assam Agricultural University, Jorhat-785 013, ASSAM

Kaman, N. (2021). Relative performance of niger varieties to graded levels of fertilizer under rainfed condition. M.Sc.(Agri.) thesis submitted to Agronomy, Assam Agricultural University, Jorhat-785 013, ASSAM

Pegu, R. (2020). Response of rainfed latesown toria in rice fallows as influenced by application of sulphur and boron. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jorhat

Bora, P. (2019). Performance of late sown toria in rice fallows under integrated nutrient management practices. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jorhat

Basumatary, A. (2018). Fertilizer management and sulphur nutrition of toria in rice fallows under rainfed condition . M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jorhat

Chetry, S. (2015). Response pattern of rainfed yellow sarson (Brassica rapa var.trilocularis)to levels of phosphorus and potassium. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jorhat

Baro, R. (2013). Response of yellow sarson (Brassica rapa var.trilocularis) to nitrogen and phosphorus under rainfed condition. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jothat

Sarma, M. (2002). Effect of sources and levels of phosphorus on greengram-sesamum sequence under limed and unlimed condition. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jothat

Basumatary, M.U. (1999). Effect of levels of phosphorus and lime on summer greengram. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jothat

Kalita, U. (1993). Effect of levels and time of potassium application on growth and yield of rainfed ahu rice. M.Sc.(Agri) thesis submitted to Agronomy, Assam Agricultural University, AAU,Jothat

Bora, P.; Ojha, N.J. and Bordoloi, N. (2018). Recent Trends Of Allelopathic Chemicals In Sustainable Agriculture - A Review, International Conference On Climate Change, Biodiversity and Sustainable Agriculture, AAU,Jorhat , AAU and Prof. H.S. Srivastava Foundation for Science , Lucknow,UP, India, Jorhat, Vol. 1(0), 198 - 198.

Ojha, N.J.; Medhi, D.N. and Talukder, M.C. (2001). Potassium Uptake Pattern of Rainfed Summer Rice as Influenced by Levels of Potassium and Sources of Organic Matter , International Symposium on Importance of Potassium in Nutrient Management for Sustainable Crop Production in India, New Delhi , Potash Research Institute of India & International Potash Institute, New Delhi, Vol. 1(0), 266 - 268.

Talukder, M.C.; Pathak, A.K.; Deka, N.C. and Ojha, N.J. (2001). Response of Cereal and tuber Crops to Applied Potassium, Workshop on use of Potassium in Assam Agriculture, Jorhat , AAU, Jorhat & Potash & Phosphate Institute of Canada, India Programme, Jorhat, Vol. 1(1), 54 - 67.

Devi, O.R.; Ojha, N.J.; Laishram, B. and Pathak, K. (). Rice Mechanisms in response to submergence and waterlogging stress , Vigyan Varta- an international E- magazine for science enthusiast , 4(11), 124-127, Vigyan Varta- an international E- magazine for science enthusiast , Online

Devi, O.R.; Ojha, N.J.; Laishram, B. and Devi, O.B. (). Opportunities and challenges of soil fertility management in organic agriculture , Vigyan Varta- an international E- magazine for science enthusiast , 4(8), 228- 232, Vigyan Varta- an international E- magazine for science enthusiast , Online

Learned Societies

Professional Memberships 1 Societies

Indian Society of Agronomy

Life Member

Dr. Nayanjyoti Ojha

Professor

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College: College of Agriculture

Department: Agronomy

AAU Joining Date: 27 Mar, 1987