भा.कृ.अ.प. - भारतीय कृषि अनुसंधान संस्थान | ICAR-Indian Agricultural Research Institute

Entomology      (9 scientists)

Mrs Rajna S

   

Field of Specialisation : Insect Toxicology, IPM in rice

Mrs Rajna S
Scientist

M.Sc. : ICAR-Indian Agricultural Research Institute

Ph.D : ICAR-Indian Agricultural Research Institute

Google Scholar

PG School, Faculty Disciplines : Entomology

No. of Students Guided : -    M.Sc :   nil

   Ph.D :   nil

Vidya Madhuri, E., Sahoo, R. N*., Ramalingam, S., Chander, S., Paramimuthu, S., & Rajna, S*. (2025). Detecting Brown Planthopper, Nilaparvata lugens (Stl) Damage in Rice Using Hyperspectral Remote Sensing. , Archives of Insect Biochemistry and Physiology, 118(2), e70024. (NAAS rating: 7.5)
Ramesh, K. B., Mahendra, C., Gouda, M. R., Rajna S., & Subramanian, S (2025). Genetic structure and haplotype analysis of predominant genetic group of Bemisia tabaci Asia II 1 from Asia and India, Scientific Reports, 15(1), 11672 (NAAS rating: 9.8)
Rajarushi, C. N., Nebapure, S. M., Rajna, S., & Subramanian, S. (2025). Surface-specific efficacy of conventional and alternate contact insecticides against rice weevil, Sitophilus oryzae (L.) and associated enzyme activity, Archives of Phytopathology and Plant Protection, April 2025 (NAAS rating: 7.0)
Sangeeta, K., Nebapure, S. M., Rajna, S., Rajarushi, C. N., & Subramanian, S. (2025). Contact toxicity of insecticides against adults and larvae of Cadra cautella (Walk.) and Oryzaephilus surinamensis (L.). , Journal of Stored Products Research, 112, 102667. (NAAS rating: 8.7)
Sangeetha K., Nebapure S, M*., Rajna, S. and Subramanian S. (2025). Fumigation toxicity of phosphine against sawtoothed grain beetle, Oryzaephilus srinamensis., Current Science. , 127(1): 91-95. (NAAS rating: 7.0)
Rajna, S., Mahapatro, G*., Subramanian, S., & Chander, S. (2024). Determination of insecticide resistance in cotton whitefly in north India., The Indian Journal of Agricultural Sciences, 94(4) (NAAS rating: 6.4)
Padala, V. K., Venkatesh, Y. N., Rajna, S*., Ramya, N., & Chander, S. (2024). Incidence of Pest and Natural Enemies in Direct Seeded Rice and Transplanted Rice, National Academy Science Letters, MArch 2024 (NAAS rating: 7.1)
Mondal, P. C., Salim, R., Kumar, V., Kaushik, P., Shakil, N. A., Pankaj, & Rana, V. S. (2024). Aphidicidal activity of nano-emulsions of spearmint oil and carvone against Rhopalosiphum maidis and Sitobion avenae. , Scientific Reports , 14(1), 24226. (NAAS rating: 9.8)
Rajarushi, C. N., Nebapure, S. M*., Biswas, A., Rajna, S., & Subramanian, S. (2024). Contact toxicity of insecticides against rice weevil, Sitophilus oryzae L. and its effect on progeny production. , Scientific Reports, 14(1), 28404. (NAAS rating: 9.8)

Top 10 Publications having NAAS rating 6 and above with first or corresponding author only

  1. C.MInvertebrate pathology. 132:135-141. Senthil Kumar., T.K. Jacob., S. Devasahayam., Sharon D�Silva., J. Jinsha. and S. Rajna. 2015. Occurrence and characterization of a tetrahedral nucleopolyhedrovirus from Spilarctia obliqua (Walker). Journal of
  2. Jose, S., Rajna S. and Ammayappan, L. 2016. An overview on production, properties, and value addition of pineapple leaf fibers (PALF). Journal of Natural Fibers, 13(3), 362-373.
  3. Rajna, S., Praveen, K. V., Laneesha, M., & Kelageri, S. S. (2021). Recent trends in insecticide resistance research on whiteflies (Hemiptera: Aleyrodidae): a bibliometric profile. CURRENT SCIENCE, 120(9), 1433.
  4. Nebapure, S. M., Shankarganesh, K., Rajna, S., Naga, K. C., Pandey, D., Gambhir, S., ... & Subramanian, S. (2022). Dynamic changes in virus-induced volatiles in cotton modulate the orientation and oviposition behavior of the whitefly Bemisia tabaci. Frontiers in Physiology, 13, 1017948-1017948.
  5. Rajna, S., Mahapatro, G. K., Subramanian, S., Chander, S., & Kelageri, S. (2022). Susceptibility of imidacloprid resistant whitefly Bemisia tabaci (Gennadius) to cyantraniliprole. Indian Journal of Entomology, 663-666.
  6. Medha, K., Rajna, S., Devi, L. J., Samant, L., & Jose, S. (2021). A comprehensive review on moth repellent finishing of woolen textiles. Journal of Cultural Heritage, 49, 260-271.
  7. Rajna, S., & Subhash, C. (2013). Sequential sampling plan for rice planthoppers with incorporation of predator effect. Journal of Biological Control, 27(1), 10-17.
  8. Rajna, S., & Chander, S. (2013). Predator diversity vis-á-vis pest incidence in rice ecosystem. Indian Journal of Entomology, 75(2), 104-108.
  9. Vijaya, M., Rani, P. U., & Rajna, S. (2018). Induced indirect defense in chilli plant, Capsicum annuum L. due to feeding stress caused by herbivore, Spodoptera litura F. J Entomol Zool Stud, 6, 1264-1270.
  10. Akoijam, R., Srivastava, C., Subramanian, S., Singh, T. R., & Rajna, S. (2019). Relative toxicity of fipronil and flonicamid against Bemisia tabaci (Gennadius) on cotton. Indian Journal of Entomology, 81(4), 733-739.

Awards / Recognitions / Fellowship (Upto Five) :

  1. Best oral presentation award in National Agrochemical Science Congress, 2019, New Delhi.
  1. Best oral presentation award on DST-SERB sponsored National Symposium on Crop Health Management: Safeguarding Crop through Diagnostics and Innovations On 29-30 September, 2023 Organized by ICAR-Vivekananda Parvatiya Krishi AnusandhanSansthan, Almora-263 601, Uttarakhand.