AAU

Academic Background

Education & Career Milestones

Educational Qualifications

B.Sc. (Agri)

1986

Assam Agricultural University

M.Sc.(Agri) in Tea Husbandry & Technology

1988

Assam Agricultural University

Specialization: Tea Husbandry & Technology

PhD in Tea Husbandry & Technology

2004

Assam Agricultural University

Specialization: Tea Husbandry & Technology

Employment History

Assistant Professor

25-10-1988 – 21-06-1999

Assam Agricultural University

Jorhat

Associate Professor

22-06-1999 – 21-06-2008

Assam Agricultural University

Jorhat

Professor

21-06-2008 – Till date

Assam Agricultural University

Jorhat

Research & Scholarship

Scholarly Publications 50 Total Records

Tashmi Smith Konwar; Plabita Saikia; Laxmipriya Saikia; Aditi Smith Gogoi; Rana Pratap Bhuyan; Gayatri Deori Bhuyan; Diganta Kumar Bora (2025). Roles of enzymes in tea: From plant to cup, International Journal of Advanced Biochemistry Research , 10(2), 1012–1017 DOI: 10.33545/26174693.2026.v10.i2Sm.7771

Diganta Kumar Bora; Rana Pratap Bhuyan; Sristisri Upadhyaya (2025). Tea Processing in Major Tea Producing Countries, Journal of Scientific Research and Reports, 31(4), 59–74 DOI: https://doi.org/10.9734/jsrr/2025/v31i42928

Tashmi Konwar; I Baruah; M K Chaudhary; R P Bhuyan; B K Sarmah (2025). Evaluation of genetic diversity of tea [Camellia sinensis (L.) Kuntze] germplasm of Assam based on characterization of favour related metabolites, Genetic Resources and Crop Evolution (Springer Nature) , 0(0), 1–17 DOI: https://doi.org/10.1007/s10722-025-02348-5

Rana Pratap Bhuyan; Rashmi Kalita; Reshma Ahmed; Biswarup Bora; Nabajeet Tanti; Dhananjay Kumar; Supriya Sonowal; Eimon Bharadwaj; Aditi Smith Gogoi; Diganta B (2024). Innovative approaches to optimize tea waste for sustainable product development, Plant Archives , 25(1), 2531–2536 DOI: https://doi.org/10.51470/PLANTARCHIVES.2025.v25.su

C Nivaethaa; S K Rajkishore; Rana Pratap Bhuyan (2024). Synthesis and Characterization of Silica Nanoparticles Derived from Tea Factory Generated Wood Ash, International Journal of Environment and Climate Change, 14(2), 340–352

Diganta Bora; Rana Pratap Bhuyan (2024). Crush Tear Curl (CTC) Green Tea Processing: A Modified form of green tea for the tea lovers, Journal of Scientific Research and Reports, 30(5), 535–546

Popy Bora; Rana Pratap Bhuyan (2023). Rhizospheric Bacillus spp. exhibit miticidal efficacy against Oligonichus coffeae (Acari: Tetranycidae) of Tea, Microorganisms, 11(2691), 0–0

Rana Pratap Bhuyan (2022). Characterization of Some Perennial Pigmented Tea Accessions of Assam., International Journal of Plant & Soil Science, 34(6), 56–69

P. Bora; L C Bora; R p Bhuyan; A Hashem; E F Abd-Allah (2022). Bioagent consortia assisted suppression in grey blight disease with enhanced leaf nutrients and biochemical properties of tea(Camellia sinensis)., Biological Control, ISSN 104907, 170(0), 0–0

S K Bordoloi; M Deka; R p Bhuyan; A Gogoi; S Phukan; S Sonowal; N Tanti; T Hussain (2022). Livelihood Analysis of Small Tea Growers by Analysing their Farming systems and resource utilization in Jorhat District., International Journal of Plant & Soil Science , 34(0), 81–91 DOI: 10.9734/IJPSS/2022/v34i830905

S Alom; R Das; Rana Pratap Bhuyan; U Baruah (2021). Carbon sequestration potential under tea based cropping system, Journal of Environmental Biology, 42(3), 687–693 DOI: DOI : http://doi.org/10.22438/jeb/42/3/MRN-1498

P Bora; L C Bora; R P Bhuyan (2021). Evaluation of some botanicals and microbial bioformulations against grey blight disease of tea (Camellia sinensis)., Indian Journal of Agricultural Sciences, 91(1), 54–57

P Dutta; H Kaushik; R P Bhuyan (2020). Relation of Climatic Parameter on Tea Production in Organic Condition Specific to Assam, International Journal of Current Microbiology and Applied Sciences, 9(4), 2243–2249 DOI: https://doi.org/10.20546/ijcmas.2020.904.269

P Bora; L C Bora; R P Bhuyan; A Hashem; E F Abd-allah (2020). Botanicals And Bioagents Induced Suppression of Grey Blight Disease with Enhancement in Leaf Nutrients and Biochemical Properties of Tea ( Camellia Sinensis)., Elsevier- SSRN, 0(0), 0–0

P Dutta; H Kaushiik; H Singh; R P Bhuyan; K C Puzari (2020). Effect of Climatic Parameters on Persistence of Metarhizium anisopliae., Vegetos, 30(2), 0–0

D K Bora; R P Bhuyan; M Gogoi; S Upadhyaya (2020). Indian Tea Scenario and its Opportunity in the Global Market., Journal of Social Science and Humanities Research , 5(8), 45–50

P Dutta; R P. Bhuyan; P Sharma (2020). Deployment of Trichoderma for the Management of Tea Diseases., Springer, 0(0), 0–0

P Das; R P Bhuyan; U Shandilya; B Bora; B J Gharphalia (2019). Bio-efficacy and phytotoxicity of Sulfoxalor 50% WG against tea mosquito bug (Helopeltis theivora) and green fly (Empoasca flavescens) and its effect against natural enemies in tea., Journal of Entomology and Zoology Studies , 7(4), 224–229

S Sonowal; I P Sahewalla; R P Bhuyan; J P Hazarika; S K Phukan; M Konwar (2018). Impact of rainfall and temperature on tea production in undivided sivasagar district., International Journal of Agricultural Science and Research, 8(1), 51–56

S K Phukan; R P Bhuyan; S Sonowal; M J Konwar; S W Rahman; P Thengal; A Bordoloi; A Tamuli; D Bordoloi (2017). Differentiation of tea (Camellia sinensis L.) Cultivars in relation to physiological parameters., Internationaal Journal of Chemical studies, 6(0), 2008–2010

P Dutta; N Kakati; A Das; H kaushik; S Baruah; P Bhowmick; P Kaman; K C Pujari; R P Bhuyan; G N Hazarika (2017). Trichoderma pseudokoningii Showed Compatibility with Certain Commonly used Inorganic Pesticides, Fertilizers and Sticker Cum Spreaders, International Journal of Current Microbiology and Applied Sciences , 6(2), 140–146

Joyarani Pegu; Pranab Dutta; Rana Pratap Bhuyan; Apurba Das (2017). Metarhizium anisopliae (Metchnikoff) Sorokin as an alternative to chemical pesticides against Odontotermes obesus (Rambur) in the era of organic agriculture, Agricultural Science Digest, 37(2), 137–140 DOI: DOI:10.18805/asd.v37i2.7989

S. Rahman; D. Sharmah; R. P. Bhuyan (2013). Bioefficacy and Phytotoxicity of Profenofos 50 EC against Tea Red Spider Mite, Oligonychus coffeae (Nietner), International Journal of Science and Research (IJSR) ISSN (Online): 2319-7064, 4(12), 1946–1949 DOI: Paper ID: 28021501

K C Puzari; R P Bhuyan; P Dutta; H KD Nath (2010). Distribution of Mikania and its economic impact on tea ecosystem of Assam. Indian Journal of Forestry, 33(1): 71-76, Indian Journal of Forestry , 33(1), 71–76

G K Saikia; R P Bhuyan; A Deka; A C Borbora (2008). Growth, development and yield of tea (Camellia sinensis L.O. Kuntze) plants as affected by organic cultivation., Journal of Plantation crops , 36(2), 103–107

G K Saikia; R P Bhuyan (2008). Traditional practices adopted by the small tea growers of Assam for tea pest management, Asian Agri- History , 12(3), 231–238

D J Rajkhowa; R P Bhuyan; I C Barua (2005). Evaluation of Carfentrazone-ethyl-40 DF and Glyphosate as Tank Mixture for Weed Control in Tea., Indian Journal of Weed Science , 37(1), 157–158

R P Bhuyan; C Hazarika (1997). An Analysis of Growth and Instability in Tea Production in Assam., Journal of Interacademicia., 0(0), 0–0

P. Dutta; K. C. Puzari; R. P. Bhuyan; D. J. Nath; D. Gogoi; J. Pegu; R. Das (0). Compatibility of Metarhizum anisopilae (Metsch.) Sorokin with pesticides used in tea cultivation of Assam, Annals of Plant Protection Sciences, 23(2), 261–264

Bhuyan, R.P.; Saikia, G.K.; Sahewalla, I.P. and Deka, M. (2013). Training Manual- Record keeping in small tea plantations. . Tea Husbandry and Technology (STAP), Assam Agricultural University, Jorhat, Assam Agricultural University, Jorhat

Saikia, G.K. and Bhuyan, R.P. (2012). Teaching manual-Plantation Management Practices for course No.THT(EL)-425 . Tea Husbandry and Technology, Assam Agricultural University, Jorhat, Tea Husbandry and Technology, Assam Agricultural University, Jorhat

Bhuyan, R.P.; Saikia, G.K. and Saikia, S. (2012). Teaching manual-Production of Planting Material and Nursery Technique for course No.THT(EL)-424. . Tea Husbandry and Technology, Assam Agricultural University, Jorhat, Tea Husbandry and Technology, Assam Agricultural University, Jorhat

Bhuyan, R.P.; Saikia, G.K.; Deka, M. and Sahewalla, I.P. (2011). Training Manual- Record keeping of tea self-help groups. . Tea Husbandry and Technology (STAP), Assam Agricultural University, Jorhat, Tea Husbandry and Technology (STAP), Assam Agricultural University, Jorhat

Bhuyan, R.P.; Saikia, G.K.; Deka, A. and Baruah, S. (2006). Teaching manual for ‘Tea Production Technology-II’. . Tea Husbandry and Technology, Assam Agricultural University, Jorhat, Tea Husbandry and Technology, Assam Agricultural University, Jorhat

Bhuyan, R.P.; Saikia, G.K. and DEKA, A. (2005). Teaching Manual- Fundamentals of Tea Production Technology (Reading manual).. Tea Husbandry and Technology, Assam Agricultural University, Jorhat, Tea Husbandry and Technology, Assam Agricultural University, Jorhat

Kalita, R.; Sonowal, S. and Bhuyan, R.P. (2025). Infusing Tradition with Technology: The Evolution of Tea Production , in: Borah, D.K.; (Ed.), Dynamic Agriculture: Problems and Way Forward Volume – II, Integrated Publications TM New Delhi, New Delhi, pp 3–7, ISBN: 978-93-5834-429-5.

Sonowal, S. and Bhuyan, R.P. (2025). Tea Fields in Harmony: A Biopesticide Approach to Reduce Chemical Load in Tea , in: Saikia, D.D. and Borah, D.K. (Eds.), Dynamic Agriculture: Problems and Way Forward Volume - I, Integrated Publications TM New Delhi, Integrated Publications TM New Delhi, pp 1–3, ISBN: 978-93-5834-236-9.

Sonowal, S. and Bhuyan, R.P. (2024). Innovative Strategies: Nano bio formulation in tea crop protection, in: Singh, M.K. (Ed.), Farming the future: Advanced techniques in modern agriculture, Volume II, Bhumi Publishing, Nigave Khalasa, District Kolhapur, Maharashtra, pp 69–71, ISBN: 978-93-95847-02-5.

Sonowal, S. and Bhuyan, R.P. (2024). BEYOND MONOCULTURE: UNLOCKING THE POTENTIAL OF DIVERSIFIED CROPPING SYSTEM IN TEA CULTIVATION, in: Singh, G. and Singh, P. Pandey, A.K.; Rokade, S.S.; (Eds.), Advances in Agricultural Science II, Bhumi Publishing, Tal – Karveer, Dist – Kolhapur, Maharashtra, INDIA, pp 71–75, ISBN: 978-93-95847-59-9.

Dutta, P.; Kaushik, H.; Puzari, K.C. and Bhuyan, R.P. (2016). Ecofriendly Management of Tea Diseases in Current Scenario of Climate Change., in: Chattopadhyay, C.; Prasad, D.; (Eds.), Dynamics of Crop Protection and Climate Change, Studera Press , Studera Press, 1586/113 FF, Tri Nagar, Delhi 110035, pp 325–338.

Book, A.S.; Bhuyan, R.P.; Bora, D.K. and Gogoi, M. (2023). Inter-Cropping and Homestead Garden in Small Tea Units in North East India. , in: Barua, P.K.; Das, P.K.; Patgiri, P. and Deka, B. Sarmah, A.K.; (Eds.), Sustainable use of Bioresources of North East India: A compilation of scientific articles on bioresources of North East India, College of Agriculture, Assam Agricultural University, Jorhat, AAU , College of Agriculture, Assam Agricultural University, Jorhat, AAU, pp 391–410, ISBN: ISBN:978-81-963002-3-4..

Bora, D.K. (2023). Dynamics of CTC green tea processing and variability in quality.. PhD thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat, Assam, PIn-785013

Sharma, N. (2023). Skill upgradation of Small Tea Growers towards organic farming through intervention. PhD thesis submitted to Extention Education, college of Community Science, Assam Agricultural University, Jorhat, Assam, PIn-785013

Narah, B. (2022). Morpho-physiological and biochemical characterization of Tea (Camellia sinensis L.O Kuntze) germplasm maintained in the field gene bank of AAU. M.Sc thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat, Assam, PIn-785013

Sahin, A. (2022). Impact of areca shade on physiological and anatomical parameters in mature tea. MSc thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat

Phukon, S.K. (2021). Assessment of soil and ground water quality as influenced by continuous mono culture of tea( Camellia sinensis) in the upper Brahmaputra valley zone (UBVZ) OF Assam. PhD thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat, Assam, PIn-785013

Dutta, P. (2020). Impact of oil field effluents on soil health and growth of tea in small tea farms in proximity of OCS-2 in the digholia area of dibrugarh district of assam. M.Sc thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat, Assam, PIn-785013

Phukan, S.K. (2016). Characterization of some popular tea cultivars under moisture stress condition. M.Sc thesis submitted to Tea Husbandry & Technology, Assam Agricultural University, Jorhat, Assam, PIn-785013

Gogoi, A.S.; Barua, S.C.; Bhuyan, R.P.; Saikia, G.K.; Bora, D.K. and Gogoi, M. (2017). Meminisse of Summer Study Abroad Course on ‘Black Tea Production, Processing and Management’ (Farm to Cup) for the students of Rutgers University, New. Assam Agricultural University, Jorhat, Department of Tea Husbandry & Technology, AAU, Jorhat

Rajkhowa, D.J.; Barua, I.C.; Bhuyan, R.P. and Yaduraju, N.T. (2005). Weed Management in Tea . NRC for Weed Science, Jabalpur

Sustainable Management of Tea Waste to Transform the Tea Industry into Carbon Neutral and Zero Waste Industry

Implemented in 2022

DBT Rs. 128.05 Lakh

Sustainable Management of Tea Waste to Transform the Tea Industry into Carbon Neutral and Zero Waste Industry

Implemented in 2022

DBT

Sustainable Management of Tea Waste to Transform the Tea Industry into Carbon Neutral and Zero Waste Industry

Implemented in 2022

DST Rs. 22.3 Lakh

Development of A Natural Draft Gas Fire Tea Dryer for Small Tea Growers of Assam

Implemented in 2013

DBT, Govt. of India Rs. 1.05 Crore

Value Addition and Product Diversification in Tea

Implemented in 2022

DBT, Govt. of India Rs. 1.30 Crore

Sustainable Management of Tea Waste to Transform the Tea Industry to Carbon Neutral and Zero Waste Industry

Implemented in 2022

Recognition & Accolades

Achievements & Honours 1 Honours

1. Actively involved in teaching both at the UG and PG level and guide for academic reports of garden training. 2. Presently Major Adviser to 3 (three) Ph.D students and 2 MSc (Agri) students of the Department of Tea Husbandry & Technology. 3. Was involved as Co-PI of the concluded UK-DFID-Funded ICAR-CABI Research Project, a DST funded project and a DBT funded project.
4. Completed a number of contract research trials on product development for the tea industry, notable among which is the global research trial on an herbicide molecule in tea which has now been released as Alion plus.
5. Involved in departmental research on tea based cropping system and organic farming in tea.
6. Jointly designed and prepared a series of self study material for the Krishna Kanta Handique State Open University which are now used for the Certificate Course on Scientific Tea Cultivation and Plantation Management offered by KKHSOU
7. During the period 1988-1991, actively involved in extension activity of the Department as Convener of the Tea Advisory Cell which was a voluntary service along with three senior teachers of the Department, namely Dr Aniruddha Deka, Dr Swapon Baruah and Dr Madan Taparia. Based on this activity, Tea Board offered financial support in 1991 and the Tea Advisory Cell was renamed as the Small Tea Growers Advisory Programme. During the period from 1988-2001, extensively toured throughout the traditional and non-traditional tracts of Assam and acquired in depth knowledge of small tea growers. Assistance was given to small tea growers in non-technical aspects, such as preparation of bankable projects, liaison with banks, government and other developmental agencies for the welfare of small tea growers.
8. Actively involved with the Small Tea Growers Advisory Programme of the department and undertaking extensive tours to the remote places of Assam for conducting field trainings and demonstrations.
9. Participated as resource person in training programmes organized for the benefit more than 20000 small tea growers of Assam.
10. Participated frequently at various interface, workshops and meetings with small tea growers, government bodies, Tea Board to develop strategies for development of the small tea sector
11. Consultancy service offered to the small tea growers in the department of Tea Husbandry & Technology at AAU HQ.
12. Consultant for assessment of crop loss in tea caused to commercial tea estates and small tea gardens due to operations of OIL India Limited and earned revenue for the university and has been a guest speaker in a number of meetings and workshops, organized by Tea Board of India, Indian Institute of Plantation Management (IIPM) and All Assam Small Tea Growers Association etc, during recent years.
13. Was an expert member for the Aspee L. M. Patel Farmer of the year Award 2017 (Horticulture category-Tea Cultivation.

Learned Societies

Professional Memberships 1 Societies

Indian Society for Plantation Crops

Life Member

Dr. Rana Pratap Bhuyan

HOD and Professor

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College: College of Agriculture

Department: Tea Husbandry & Technology

AAU Joining Date: 25 Oct, 1988