Dr.T K Jacob
Principal Scientist
ICAR-Indian Institute of Spices Research
 Official mail
 Personal mail
Areas of InterestBiological control of insect pests, insect endosymbionts, barcoding of insects
Research Experience
Period Institute
1986-1994 Central Agricultural Research Institute, Port Blair, A&N Island
1994-2002 Indian Institute of Horticultural Research, Bangalore
2002- to date Indian Institute of Spices Research, Calicut
Total publicationsMore than 45

Current Research Projects (Institute)

  1. Ent. XIII (813): Screening of germplasm accessions of spices and evaluation of antibiosis resistance to major insect pests (2006-2013) (T. K. Jacob, S. Devasahayam, C. M. Senthil Kumar)
  2. Path. XX (813): Screeing of Piper germplasm accessions against Piper Yellow Mottle Virus (PYMoV) (2008-2012) (A. Iswhara Bhat, T. K. Jacob)

Current Research Projects (External)

    ICAR Network Research Project
  1. Management of sucking pests in Horticultural Crops: Studies on cardamom thrips (2009-2012) (T. K. Jacob, S. Devasahayam, C. M. Senthil Kumar)
  2. Extension Projects
  3. NAIP SS-II: Mobilizing Mass Media Support for sharing Agro-information (2009-2012) (T. K. Zacharia, P. Rajeev, T. K. Jacob)
  4. Kerala State CPPHT-2: Pepper Rehabilitation Package -Technology Mission on Black Pepper of Wayanad - SUGANDHI (2010-2012) (V. Srinivasan, T. K.Jacob, R. Suseela Bhai, R. Dinesh,C. K. Thankamani, K. Kandiannan, A. Ishwara Bhat, Santhosh J Eapen, S. J. Ankegowda, R. Senthil Kumar, K. S. Krishnamoorthy, P. Rajeev, C. Biju, S. Hamza)


  1. CAB International, U.Ks recognition as a specialist on cashew pest
  2. Inclusion of work in the ENCYCLOPEDIA OF VIROLOGY, Second Edition, Academic Press, London.
  3. State level award of NABARD for excellence in VVV Programme Implementation for the year 2002-2003.
  4. Second prize for book in Apiculture book contest, FAO workshop on sustainable bee keeping development.

Research Publications

  1. Senthil Kumar, TK Jacob, S Devasahayam, Sharon D'Silva, J Jinsha, S Rajna. 2015. Occurrence and characterization of a tetrahedral nucleopolyhedrovirus from Spilarctia obliqua (Walker). Journal of invertebrate pathology, 132: 135-141.
  2. TK Jacob, Senthil Kumar, Sharon D'Silva, S Devasahayam, HR Ranganath, ES Sujeesh, CN Biju, R Praveena, SJ Ankegowda. 2015. Evaluation of insecticides and natural products for their efficacy against cardamom thrips (Sciothrips cardamomi Ramk.)(Thysanoptera: Thripidae) in the field. Journal of Spices and Aromatic Crops, 24(2).
  3. TK Jacob, Sharon D'Silva,C.M. Senthil Kumar S. Devasahayam, V. Rajalakshmi, E.S. Sujeesh, A. Ishwara Bhat and Siljo Abraham. 2015. Single strain infection of adult and larval cardamom thrips (Sciothrips cardamomi) by Wolbachia subgroup Con belonging to supergroup B in India. Invertebrate Reproduction & Development. 59(1): 1-8. http://dx.doi.org/10.1080/07924259.2014.970237
  4. C. M. Senthil Kumar, JACOB, T.K., S. Devasahayam, Sharon D'Silva and N. K. Krishna Kumar. 2015. Isolation and characterization of a Lecanicillium psalliotae isolate infecting cardamom thrips (Sciothrips cardamomi) in India. BioControl. 60(3): 363-373. DOI 10.1007/s10526-015-9649-4.
  5. JACOB, T.K. 1988. The red breasted parakeet, Psittacula alexandrii abbotti Oberholser (Psittaciformes : Psittacidae ) - a serious pest of cashew in Andamans (India). Cashew Bulletin, 25, 9-13.
  6. JACOB, T.K. and V.V.BELAVADI. 1990. The Cashew leaf miner, Acrocercops syngramma M. - its pest status and larval size relationship with leaf area damage in the Andamans (India) The Cashew, 4, 7-9.
  7. JACOB, T. K and B.S. BHUMANNAVAR. 1991. The coconut rhinoceros beetle Oryctes rhinoceros L - its incidence and extent of palm damage in the Andaman and Nicobar Islands. (India) Tropical Pest Management 37, 80 - 84.
  8. BHUMANNAVAR, B. S. and T.K.JACOB. 1989. Psoraleococcus nr. multipori (Morrison) on mango on an Andaman Island. FAO Plant Prot. Bull. 37, 134.
  9. BHUMANNAVAR, B.S. and T.K. JACOB. 1990. Tirathaba mundella walker (Pyralldae; Lepidoptera) a new fruit borer of mango in South Andaman. Entomon, 15, 286 - 287.
  10. BELAVADI, V.V., R.N.PAL, C.R. RAMESH and T.K.JACOB, 1989. Outbreak of the psyllid Heteropsylla cubana Crawford (Homoptera : Psyllidae) on Leucaena in the Andaman Islands. FAO Plant Prot. Bull. 37, 178-179.
  11. JACOB, T.K 1996. Introduction and establishment of baculovirus for the control of rhinoceros beetle (Oryctes rhinoceros) in the Andaman Island (India). Bulletin of Entomological Research (CAB International). 86, 257-262.
  12. JACOB, T.K 1993. A simple method for assessing the pest status of the Cashew leaf miner (Conopomorpha syngramma).The Cashew. 7, 8-9.
  13. JACOB, T.K, RAMI REDDY, P.V. and SHIVARAMU, K. 1995. Therapeutic effect of ribavirin on the Thai sac brood disease of the Indian Honey bee Apis cerana Fab. Pest Management in Horticultural Ecosystems. 1, 121-123.
  14. MAJUMDAR, N.D. and JACOB, T.K. 1993.Virus sensitive fragi1e sites in the chromosomes of the rhinoceros beetle (Oryctes rhinoceros L). The Nucleus, 36, 66- 68.
Staff Profile - ICAR-IISR, Kozhikode. Last updated on 21.07.2017