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Gayan, A. and Nath, D.J. (2026). Soil microbes for mitigating impact of climate change, in: Gayan, A. and Nath, D.J. (Eds.), Compendium of Lectures in ICAR sponsored 10 days training on" Promising Organic and Integrated Approaches for Sustainable Agriculture under Climate Ch, Dr Samiron Dutta, Director CAFT in Organic Farming, Department of Soil Science, AAU, Jorhat, pp 22–25.
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Gayan, D.A. and Jyoti, D.D. (2025). Nutrient Solubilizing Microorganisms Residing in crop rhizosphere, in: Jyoti, D.D. and Gayan, D.A. (Eds.), Compendium of Lectures -ICAR sponsored 10 days training on Input Production Technique for Organic and Natural Farming,18-27th February, 2025, Dr.K.N.Das, Director, CAFT in Organic Farming, Department of Soil Science, Faculty of Agriculture, Assam Agricultural University, Jorhat: 785013, Assam, pp 78–83.
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Jyoti, D.D. and Gayan, D. (2025). Synthesis of Microbial consortia and their application for plant growth promotion, in: Gayan, D. and Nath, D.D.J. (Eds.), Compendium of Lectures -ICAR sponsored 10 days training on Input Production Technique for Organic and Natural Farming,18-27th February, 2025, Dr.K.N.Das,Director, CAFT in Organic Farming, Department of Soil Science, Faculty of Agriculture, Assam Agricultural University, Jorhat: 785013, Assam, pp 49–53.
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Jyoti, D.D.; Gayan, D.A. and Kumar, D.M. (2024). Biofertilizers: An Effective Strategy for Sustainable Rice Based Cropping Systems of Assam, in: Kumar, V.; Yahaya, R. (Eds.), Sustainable Technologies for Rice Based Cropping System in Assam, APART and Copy righted by AAU and IRRI, APART, Khanapara, Assam, pp 238–263, ISBN: ISBN: 978-81-967666-2-7.
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Gayan, A.; Borah, P.; Nath, D.J. and Kataki, R. (2023). Soil microbial diversity, soil health and agricultural sustainability, in: Farooq, M.; Gogoi, N.; Pisante, M. (Eds.), Sustainable Agriculture and the Environment, Nikki Levy, Academic Press is an imprint of Elsevier25 London Wall, London EC2Y 5AS, United Kingdom 525 B Street, Suite 1650, San Diego, CA 92101, United States 5, pp 107–120, ISBN: ISBN: 978-0-323-90500-8.
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Gayan, A. and Nath, D.J. (2024). Jivanuxar: Prakar aru Krixit proyog (Biofertilizer types and application in Agriculture), in: Bhattacharyya, B. (Ed.), Compendium on-Farm Level Biopesticide Production and Promotion of IPM" for "Progressive Farm Women of Majuli" Under the aegies of ICAR-NCIPM, NEH Sche, Dr.Badal Bhattacharyya, Department of Entomology, Assam Agricultural University,Jorhat-13,ICAR-NCIPM, NEH Scheme of AAU, Jorhat., Department of Entomology,Assam Agricultural University,Jorhat-13,ICAR-NCIPM, NEH Scheme of AAU, Jorhat., pp 29–33.
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Gayan, A. and Nath, D.J. (2024). Retrofitting good microbiological practices and long-term preservation of soil microbes, in: Bora, P. (Ed.), Compendium on-ICAR sponsored 10 days short course on “Value chain management pf phytomicrobiome for sustaining crop health’, organized by Department o, Dr.Popy Bora, Department of Plant Pathology,Assam Agricultural University,Jorhat-13, Dr.Popy Bora, Department of Plant Pathology,Assam Agricultural University,Jorhat-13, pp 24–26.
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Gayan, A. and Nath, D.J. (2024). Biofertilizers: types, mass scale production and application in agriculture, in: Borah, R. (Ed.), Compendium on- Entrepreneurship Development through production of Bio-inputs, Dr Rupjyoti Borah, Directorate of Extension Education, AAU, Jorhat and Extension Education Institute (NER), Khanapara, Guwahati, pp 15–24.
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Gayan, A. and Nath, D.J. (2023). Soil microbiological properties under natural farming, in: Gayan, A. (Ed.), Compendium on-ICAR sponsored 10 days training on- Problem and prospects of natural farming for sustainable ecological balance Organized by in Organic , Dr. D.K. Patgiri, Professor & Head Department of Soil Science, AAU and Director, CAFT, Dr. D.K. Patgiri, Professor & Head Department of Soil Science, AAU and Director, CAFT, pp 17–25.
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Kumari, A. and Gayan, A. (2023). Soil microbiome:A target area for food security and cimate resilience, in: Deka, S. and Gayan, A. Saikia, H.; Sarmah, A.; Chandrasekharan, C.; Das, R.; (Eds.), Souvenir: Conference book published in"International Conference on Biodiversity,food security,sustainability and climate change-ICBFSCC-2023,held at A, ICBFSCC-2023, College of Agriculture, Jorhat, Assam Agricultural University Jorhat-785013, Assam, India, pp 44–49.
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Gayan, A. and Nath, D.J. (2023). Potentialities of Beneficial Soil Microbes Explored from North East Region of India, in: Das, D. and Patgiri, D. Deka, D.B.; Sarmah, D.A.K.; (Eds.), Sustainable Use of Bioresources in North East India, Assam Agricultural University, College of Agriculture, Jorhat, Assam Agricultural University Jorhat-785013, Assam, India, pp 307–315, ISBN: 978-81-963002-3-4.
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Nath, D.J. and Gayan, A. (2022). Restoration of Microbial Diversity through Natural Farming, in: Gayan, A. and Nath, D.J. (Eds.), Compendium of lectures: Natural farming way forward for sustainable farming and ecological balance,Dec13-22nd,2022, Dr. D.K. Patgiri, Professor & Head Department of Soil Science, AAU and Director, CAFT, Department of Soil Science Assam Agricultural University Jorhat 785013, pp 9–16.
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Gayan, A.; Nath, D.J. and Sonowal, D. (2022). Soil microbiological properties under natural farming, in: Gayan, A.; Gayan, D. (Eds.), Compendium of lectures: Natural farming way forward for sustainable farming and ecological balance, Dec13-22nd,2022, Dr. D.K. Patgiri, Professor & Head Department of Soil Science, AAU and Director, CAFT, Department of Soil Science Assam Agricultural University Jorhat 785013, pp 41–47.
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Dutta, N.; G, S.; Nath, D.J.; Gayan, A. and Bora, P. (2022). Microbial Community in the Rhizosphere for Agricultural Sustainability, in: Porte, S.S.; (Ed.), Latest Trends in Soil Science , Integrated Publications , H. No. - 3 Pocket - H34, Sector - 3, Rohini, Delhi-110085, India, pp 65–92, ISBN: 978-93-93502-67-4.
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Nath, D.J. and Gayan, A. (2022). Nutrient management in organic farming, in: Borah, N. and Deka, B. (Eds.), Souvenir: Regional Agriculture Fair 2022 (Fair for region, care for billion), Assam Agricultural University,Jorhat-13, Assam Agricultural University,Jorhat-13, pp 71–78.
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Karmakar, R.M.; Bhattacharyya, D.; Patgiri, D.K.; Dutta, S.; Borah, N.; Dutta, M.; Gayan, A. and Goswami, G. (2020). Soil science , in: Deka, J.; Bora, A.; Sarma, R.N.; Saud, R.K.; Ray, B.K.; (Eds.), Guide Book ICAR AIEEA Examination , Dean, Faculty of Agriculture, AAU, Jorhat , Assam Agricultural University,Jorhat-13, pp 325–344.
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Nath, D.J. and Gayan, A. (2018). Biofertilizer based Organic inputs in Agriculture, in: Neog, M. and Pathak, P.K. Sarmah, M.K.; Borah, R.J.; (Eds.), Integrated Farming Systems for Sustainable Agriculture, Directorate of Extension Education,AAU,Jorhat, Assam Agricultural University,Jorhat-13, pp 129–143.
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Gayan, A.; Nath, D.J. and Sonowal, D. (2025). Synthesis of Microbial Consortia Using Bacterial Endophytes and Plant Growth Promoting Rhizobacteria Inhabiting Khasi Mandarin Microbiome, National Seminar on New Paradigms of Plant Health Management: Mitigating the Impacts of Climate Change on Food Security & IPS-NEZ Annual Meeting,7-9,2, College of Agriculture, Central Agricultural University (Imphal), Pasighat (Arunachal Pradesh) , College of Agriculture, Central Agricultural University (Imphal), Pasighat (Arunachal Pradesh), In association with Indian Phytopathological Society (, College of Agriculture, Central Agricultural University, Pasighat, Arunachal Pradesh, Vol. 1(1), 145 - .
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Saikia, B.; Gayan, D.A. and Nath, D.D.J. (2024). Soil Microbial Diversity under long term organic and conventional farming: A review (BS24-084), 4th Biotic Science Congress’2024. International Conference on Climate Smart Farming: Adoption, Impacts and Implications for Sustainable Development , College of Agriculture, Kyrdemkulai, Ri Bhoi, Meghalaya , College of Agriculture, Central Agricultural University (Imphal), Kyrdemkulai, Meghalaya., College of Agriculture, Central Agricultural University (Imphal), Kyrdemkulai, Meghalaya., Vol. 0(0), 52 - 52.
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Gayan, A. and Nath, D. (2023). Plant growth promotion by beneficial bacteria screened from rhizosphere and phyllosphere of horticultural crops of Assam, INTERNATIONAL CONFERENCE Next-Gen Preparedness for Food Security and Environmental Sustainability November 22 to 24, 2023 , Assam Agricultural University,Jorhat-13 , ARRI,Titabar, Assam Agricultural University,Jorhat, Assam Agricultural University,Jorhat-13
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Gayan, A.; Dutta, N. and Nath, D.J. (2021). Potentiality of native potassium solubilizing bacteria for reduction of inorganic potassic fertilizers under paddy cultivation in Inceptisol of Assam, 2nd ASIAN WEB CONFERENCE Managing Hill Resources and Diversities for Zero Hunger and Climate Resilience, School of Natural Resource Management, College of Post Graduate Studies in Agricultural Sciences (CPGS-AS), Central Agricultural University, Barapani , Soil Conservation Society of India (SCSI), New Delhi in collaboration with Central Agricultural University, Imphal, Soil Conservation Society of India (SCSI), Meghalaya Chapter, Barapani, Meghalaya, Vol. 0(0), 9 - 0.
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Gayan, A. and Nath, D.J. (2018). Assessment of Soil quality indicators under rice ecosystem of Assam, 27th National Conference of Soil Conservation Society of India, New Delhi, Assam Agricultural University, Jorhat , Soil Conservation Society of India, Assam Chapter, Assam Agricultural University,Jorhat, Vol. 0(0), 94 - 0.
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Buragohain, S.; Nath, D.J.; Gayan, A.; Devi, Y.B. and Ojah, I. (2017). Assessment of Soil Quality Index, Sustainable Yield Index and Carbon Management Index in a Long-term Integrated Nutrient Management on Rice in an Ince, 82nd Annual Convention and National Seminar on Developments in Soil Science: 2017, Amity University of Kolkata, New Town , Indian Society of Soil Science, Kolkata Chapter, Indian Society of Soil Science,Kolkata, Vol. 0(0), 105 - 0.
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Ojah, I.; Nath, D.J.; Gayan, A. and Buragohain, S. (2017). Isolation and Characterization of Arbuscular Mycorrhizae from Rice Rhizosphere in Acid Soils, 82nd Annual Convention and National Seminar on Developments in Soil Science: 2017, Amity University of Kolkata, New Town , Indian Society of Soil Science, Kolkata Chapter, Indian Society of Soil Science, Kolkata, Vol. 0(0), 150 - 0.
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Ojah, I.; Nath, D.J.; Gayan, A. and Buragohain, S. (2017). Isolation and Characterization of Arbuscular Mycorrhizae from Rice Rhizosphere in Acid Soils, 82nd Annual Convention and National Seminar on Developments in Soil Science: 2017, Amity University of Kolkata, New Town , Indian Society of Soil Science, Kolkata Chapter, Indian Society of Soil Science,Kolkata, Vol. 0(0), 150 - 0.
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Gayan, A. and Nath, D.J. (2016). Screening of Azotobacter Isolated from crop rhizospheres of Assam for their Plant Growth Promoting traits, National Seminar on- Facilitating a shift from chemo- centric to organic mode of plant health management in the North East , Department of Plant Pathology, AAU,Jorhat , Zonal chapter, North East Zone, Indian Phytopatholoical Society & Department of Plant Pathology, AAU, Jorhat, NE Zonal Meeting,2016 Indian Phytopathological Society, Vol. 0(0), 83 - 0.
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Ojah, I.; Devi, Y.B.; Buragohain, S.; Gayan, A. and Nath, D.J. (2016). Occurrences and Characterization of Arbuscular Mycorrhizae in Wetland rice of Assam, International Conference on Emerging Trends in Science, Technology, Agriculture & Management-2016 and National Workshop on Soft Computing Modeling –Fo, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim , College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, Vol. 0(0), 5 - 0.
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Buragohain, S.; Devi, Y.B.; Ojah, I.; Gayan, A. and Nath, D.J. (2016). Molecular characterization of potash solubilizing bacteria isolated from crops rhizosphere of North Eastern region of India , International Conference on Emerging Trends in Science, Technology, Agriculture & Management-2016 and National Workshop on Soft Computing Modeling –Fo, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim , College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, Vol. 0(0), 4 - 0.
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Devi, Y.B.; Buragohain, S.; Ojah, I.; Gayan, A. and Nath, D.J. (2016). Molecular Characterization and Screening of Native Bacillus thuringiensis for its efficacy as Biopesticides , International Conference on Emerging Trends in Science, Technology, Agriculture & Management-2016 and National Workshop on Soft Computing Modeling –Fo, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim , College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, College of Agricultural Engineering & Post Harvest Technology, CAU, Ranipool, Gangtok, Sikkim, Vol. 0(0), 4 - 0.
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Nath, D.J.; Gayan, A.; Dutta, N. and Mohanty, S.R. (2020). Phosphate Solubilising Biofertilizer for North East Region of India (AINP SBB/NEH/AAU/2020/06). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Gayan, A.; Dutta, N. and Mohanty, S.R. (2020). Rhizobium Biofertilizer for North East Region of India (AINP SBB/NEH/AAU/2020/04). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Baruah, R.; Gayan, A. and Mohanty, S.R. (2020). Microbial Enriched Compost Production and Application for North East Region of India (AINP SBB/NEH/AAU/2020/01). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Baruah, R.; Gayan, A. and Mohanty, S.R. (2020). Techniques of Azolla Mass production and Agricultural application in North East Region of India (AINP SBB/NEH/AAU/2020/02). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Gayan, A.; Dutta, N. and Mohanty, S.R. (2020). Azospirillum Biofertilizer Technology for North East Region of India (AINP SBB/NEH/AAU/2020/03). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Gayan, A.; Dutta, N. and Mohanty, S.R. (2020). Azotobacter Biofertilizer Technology for North East Region of India (AINP SBB/NEH/AAU/2020/05). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Nath, D.J.; Gayan, A.; Dutta, N. and Mohanty, S.R. (2020). Zinc Biofertilizer Technology for North East Region of India (AINP SBB/NEH/AAU/2020/07). ICAR- All India Network Project on Soil Biodiversity –Biofertilizers Directorate of Research (Agri.), AAU,Jorhat-13,Assam, Directorate of Research, Assam Agricultural University, Jorhat
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Gayan, D.A.; Jyoti, D.D.; Kalita, D.K. and Thakuria, D.K. (0). Biofertilizers and their Production Technology (AAU-ODL/07/2024-25). Directorate of Open and Distance Learning, Assam Agricultural University,Khanapara,Ghy-22, Directorate of Open and Distance Learning, AAU, Khanapara, EEI campus, Guwahati-781022,Assam
