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Division of Entomology & Nematology
Experience (No. of Years):
7 years 10 months
Isolated several native strains of entomopathogenic nematodes Steinernema and Heterorhabditis from the Western Ghats and reported a new record of S. siamkayai from Tamil Nadu
Standardized mass production and formulation protocols for entomopathogenic nematodes
Developed integrated nematode management package for managing potato cyst nematodes in The Nilgiris.
Developed packages for plant protection problems in kharif potato in Karnataka
Involved in development of cyst nematode and late blight resistant potato varieties and advanced hybrids suitable for Nilgiris
Involved in development of high yielding potato varieties suitable for cultivation in South Indian hills.
Developed biomanagement techniques for reducing nematode damage in banana and betelvine
International- 8; National-23; Popular articles – 13; Book chapters – 5
Umamaheswari, R., Sivakumar, M. and Subramanian, S. 2005. New record of an entomopathogenic nematode, Steinernema siamkayai Stock, Somsook and Reid, 1998 from Tamil Nadu, India. Indian Journal of Nematology, 35 (2): 215-216.
Umamaheswari, R., Sivakumar, M. and Subramanian, S. 2006. Survival and infectivity of entomopathogenic nematodes in alginate gel formulations against rice meal moth larva, Corcyra cephalonica. Natural Product Radiance, 5(2): 95-98.
Umamaheswari, R., Sivakumar, M. and Subramanian, S. 2006. Biocontrol efficacy of entomopathogenic nematodes on Spodoptera litura (Lepidoptera: Noctuidae) in blackgram. Indian Journal of nematology, 36(1): 19-22.
Jonathan, E.I., Umamaheswari, R. and Bommairaju, P. 2006. Bioefficacy of native plant growth promoting rhizobacteria against Meloidogyne incognita and Phytophthora capsici disease complex in betelvine. Indian Journal of Nematology, 36 (2): 234-240.
Dalamu, Bhardwaj, V., Umamaheswari, R., Sharma, R., Kaushik, SK., Joseph, TA, Singh, BP and Gebhardt, C. 2012. Potato Cyst Nematode (PCN) Resistance: Genes, Genotypes and Markers – An Update. SABRAO Journal of Breeding and Genetics, 44 (2): 202-228
Umamaheswari, R., Somasekhar, N., Manorama, K. and Joseph, T.A. 2012. Eco-friendly management of potato cyst nematodes in The Nilgiris of Tamil Nadu. Potato Journal. 39(2): 185-190.
Manorama, K., Joseph, T.A, Ravichandran, G., Muthuraj, R., Umamaheswari, R. and Somasekhar, N. (2013). Soil fertility and pest spectrum in The Nilgiris. International Journal of Agriculture Innovations and Research, 2(1) ISSN (Online) 2319-1473.
Sharma, A., Bhardwaj, V., Dalamu, Kaushik, S.K., Singh, B.P., Sharma, S., Umamaheshwari, R., Baswaraj, R., Kumar V., Gebhardt, C. 2014. Identification of elite potato genotypes possessing multiple diseaseresistance genes through molecular approaches. Scientia Horticulturae, 179: 204-211.
Rao, M.S., Umamaheswari, R. and Chakravarty, A.K. (2015). Plant Parasitic Nematodes: a major stumbling block for successful crop protection under protected conditions in India. Current Science, 108(1): 13-14
Rao, M.S., Umamaheswari, R., Chakravarty, A.K., Grace, G.N., Kamalnath, M. and Prabhu, P. (2015). A frontier area of research on liquid biopesticides: The way forward for sustainable agriculture in India. Current Science, 108 (9):1590-1592
Awards & Recognitions, Patents, Inventions, etc:
Chief Guest G.S. Pathak’s Award for the Best Ph.D. student of the University with a gold medal at Tamil Nadu Agricultural University, Coimbatore
Dr. A. Abdul Kareem, Late Janab H. Peer Mohammed of Vandavasi and Dr. P. Narayanaswamy Awards for the Best Ph.D. student in Plant Protection Studies with a gold medal at TNAU, Coimbatore
Hexamar Agricultural Research Foundation Award for the Best Student in Plant Nematology with a gold medal at TNAU, Coimbatore
Senior Research Fellowship – Council of Scientific and Industrial Research, New Delhi
Senior Research Fellowship- ICAR, New Delhi
TNAU Merit Scholarship for the Masters Degree
Best Poster Award – Nematological Society of India, 2010