Home > Genetics and Plant Breeding
Faculty Member Details

Staff Id : 03101
Name : Dr. S. THIRUGNANAKUMAR
Designation : PROFESSOR
Qualification : M.Sc(Ag.),Ph.D.,
Specialization : RECOMBINATION BREEDING
Date of Birth : 06-05-1962
Date of Joining : 02-07-1993
Present Address Contact Number E-Mail Address
Door No.:3, Lecturer Quarters,
Annamalai University, Annamalai Nagar 608 002,
Cuddalore Dist., Tamil Nadu.
9788598493thirugnan.gene@rediffmail.com
Research Guidance
Discipline Awarded Guidance
M.Phil./M.E./M.Sc. 2021
Ph.D. 70


Conference /Seminar / Symposia / Workshop
Conference Seminar Symposia Workshop
National International
Attended 1-14--
Conducted --2--


Research Projects
Major Projects Minor Projects Total Amount (Rs.)
Completed -1-
Ongoing ---
Teaching and Research Experience Industry Experience
25 Years2 Years
Journals Conference Books Published Popular Article
National International National International
20 48 - - - -

List of Publications - National
Senthilkumar, N., A. Anandan and S. Thirugnanakumar, "Studies on genetics of yield in Okra. .", Indian J. Hort.,, Volume 67, Number 4, 2010, pp. 531-538. 2010.
Thirugnanakumar, S., R. Narasimman, N. Senthilkumar, R. Eswaran and C. Praveen Sampath Kumar, "Gene effects for grain yield and its component characters in rice (Oryza sativa L.). .", Crop Improv., , Volume 34, Number 1, 2008, pp. 19-23. 2008.
Narasimman, R., S. Thirugnanakumar, N. Senthil Kumar, R. Eswaran and C. Praveen Sampath Kumar, "Combining ability and heterosis for grain yield and its component characters in rice (Oryza sativa L.). .", Crop Improv., , Volume 34, Number 1, 2008, pp. 16-18. 2008.
Narasimman, R., S. Thirugnanakumar, N. Senthil Kumar, R. Eswaran and C. Praveen Sampath Kumar, "Genetic analysis for grain yield and other morphological characters in rice (Oryza sativa L.). .", Crop Improv.,, Volume 34, Number 2, 2008, pp. 153-156. 2008.
Eswaran, R., S. Thirugnanakumar, A. Anandan and N. Senthilkumar, "Discriminant function analysis for earliness characters in cowpea (Vigna unguiculata (L.) Walp). .", AUAJ,, Volume 23, Number 1, 2008, pp. 51-54. 2008.
Thirugnanakumar, S., S. Murugan and M. Prakash, "Crop improvement techniques for sustainable agriculture. .", AUAJ,, Volume 23, Number 1, 2008, pp. 295-298. 2008.
Thirugnanakumar, S., K.A. Inasi and K. Sree Kumar,, "Genetic variability and correlation studies among fruit characters of gamboge tree (Garcinia gummi-gutta L.). .", Indian J. Forestry, Volume 29, Number 2, 2006, pp. 139-143. 2006.
Thirugnanakumar, S., K.A. Inasi and K. Sree Kumar, "Genetic diversity among naturally distributed population of gamboge tree (Garcinia gummi-gutta L.) .", Indian J. Forestry, Volume 29, Number 4, 2006, pp. 429-434. 2006.
Senthil Kumar, N, S. Thirugnanakumar, K. Saravanan and J. Ganesan, "Heterosis and inbreeding depression in yield components of Bhendi (Abelmoschos esculentus (L.) Moench.). .", Agric. Sci. Digest,, Volume 25, Number 2, 2005, pp. 142-144. 2005.
Thirugnanakumar, S. and N. Senthil Kumar, "Partitioning of gene effects in bhendi (Abelmoschus esculentus (L.) Moench)..", Crop Improvement, Volume 32, Number 2, 2005, pp. 205-208. 2005.
Alice Antony, S. Thirugnanakumar, K.A. Inasi, K. Sree Kumar and J. Ganesan. , "Genetic variability and discriminant function analysis for nut characters in coconut cultivar chowghat green dwarf (Cocos nucifera L.)..", Indian Coconut Journal, Volume 35, Number 4, 2004, pp. 19-21. 2004.
Alice Antony, S. Thirugnanakumar, K.A. Inasi, K. Sree Kumar and J. Ganesan. , "Studies on genetic diversity among populations of the coconut cultivars chowghat green dwarf (Cocos nucifera L.).", Indian Coconut Journal, Volume 35, Number 6, 2004, pp. 19-23. 2004.
Thirugnanakumar, S., N. Senthil Kumar and J. Ganesan, "Importance of combining ability in the heterosis breeding of okra (Abelmoschus esculentus (L.) Moench.)..", Journal of the Annamalai University (Agriculture), Volume 1, Number 1, 2004, pp. 256-263. 2004.
Thirugnanakumar, S., A. Anandan and C. Praveen Sampath Kumar, "Stability of sesame (Sesamum indicum L.) varieties under different population densities..", Crop Improvement, Volume 31, Number 1, 2004, pp. 103-106. 2004.
Thirugnanakumar, S., N. Senthil Kumar and K. Manivannan, "Genetics of fruit yield and its component characters in Okra (Abelmoschus esculentus (L.) Moench).", South Indian Hort., , Volume 52, Number 1-6, 2004, pp. 76-81. 2004.
Thirugnanakumar, S., N. Senthil Kumar and K. Manivannan, "Graphical analysis of fruit yield and its component characters in Okra (Abelmoschus esculentus (L.) Moench). .", South Indian Hort, Volume 52, Number 1-6, 2004, pp. 334-341. 2004.
Krishna Devi, M., S. Thirugnanakumar and J. Ganesan, "Genetics of reproductive efficiency in sesame (Sesamum indicum L.)..", Crop Improvement, Volume 29, Number 1, 2002, pp. 105-110. 2002.
Krishna Devi, M., S. Thirugnanakumar and J. Ganesan, "Genetics of reproductive efficiency in sesame (Sesamum indicum L.)..", Crop Improvement, Volume 29, Number 1, 2002, pp. 105-110. 2002.
Thirugnanakumar, S. and A. Navasakthi, "Knowledge of Genetics in Tamil literature -– A research..", Pulamai, Volume 23, Number 1, 1998, pp. 11-26. 1998.
Thirugnanakumar, S., S. Thangavelu, S.R. Sree Rangasamy and A. John William Felix., "Cytoplasm identification in sesame (Sesamum indicum L.)..", J. Oilseeds Res.,, Volume 13, Number 2, 1996, pp. 151-156. 1996.
List of Publications - International
Thirugnanakumar, S., K.A. Inasi, A. Anandan, Alice Antony, C. Praveen Sampath Kumar and Anitha vasline,, "Investigation of genetic diversity associated with altitude in naturally distributed populations of Gamboge tree (Garcinia gummi-gutta L.) in central Kerala. .", Journal of Non-Timber Forest Products,, Volume 19, Number 1, 2012, pp. 23-28. 2012.
Thangavel, P. and S. Thirugnanakumar, "Genetics of seed yield and its component characters in greengram (Vigna radiata (L.). Wilczek). .", Plant Archives,, Volume 11, Number 1, 2011, pp. 183-185. 2011.
Thangavel, P., S. Thirugnanakumar, K.R. Saravanan and N. Senthil Kumar, , "Gene action for fruit yield and its component characters in brinjal (Solanum melongena (L.). .", Plant Archives, , Volume 11, Number 1, 2011, pp. 263-265. 2011.
Thirugnankumar, S., P. Thangavel and A. Anandan,, "Studies on induced micro-mutations in cowpea (Vigna unguiculata (L.) Walp.). .", Ad. Plant Sci., , Volume 23, Number 11, 2011, pp. 727-731. 2011.
Thirugnankumar, S., R. Narasimman, A. Anandan and N. Senthilkumar, , "Studies on genetics of yield and yield component characters in F2 and F3 generations of rice (Oryza sativa L.). .", Afr. J. Biotechnol., , Volume 10, Number 41, 2011, pp. 7987-7997. 2011.
Anandan, R., S. Thirugnanakumar, D. Sudhakar and P. Balasubramanian, "In vitro organogenesis and plantlet regeneration of papaya (Carcia papaya L.). .", Journal of Agricultural Technology,, Volume 7, Number 5, 2011, pp. 2145-2154. 2011.
Thirugnanakumar, S., Alice Antony, A. Anandan, K.A. Inasi, Y. Anithavasline and J. Gokulakrishnan, "Investigation of genetic diversity associated with soil types in coconut cultivar chowghat green dwarf (Cocos nucifera L.) of west coast of India. , .", Ad. Plant Sci., Volume 23, Number 1, 2010, pp. 207-211. 2010.
Thirugnanakumar, S., Alice Antony, A. Anandan, K.A. Inasi, Y. Anithavasline and J. Gokulakrishnan, , "Discriminant function analysis in coconut cultivar chowghat green dwarf of (Cocos nucifera L.)..", Ad. Plant Sci.,, Volume 23, Number 1, 2010, pp. 219-222. 2010.
Thirugnanakumar, S., Alice Antony, A. Anandan, K.A. Inasi, Y. Anithavasline and J. Gokulakrishnan, , "Identification of divergent parents in coconut cv. Chowghat green dwarf (Cocos nucifera L.). .", Ad. Plant Sci.,, Volume 23, Number 1, 2010, pp. 237-240. 2010.
Thirugnanakumar, S., A. Anandan and P. Thangavel, "Spectrum of induced macro-mutations in cowpea (Vigna unguiculata (L.) Walp). .", Ad. Plant Sci.,, Volume 23, Number 2, 2010, pp. 727-731. 2010.
Thirugnanakumar, S., Alice Antony, A. Anandan, K.A. Inasi, Y. Anitha Vasline and J. Gokulakrishnan, , "Genetic variability for nut and endospermic characters in coconut cv. Chowghat Green Dwarf (Cocos nucifora L.). .", Ad. Plant Sci.,, Volume 22, Number 1, 2009, pp. 339-341. 2009.
Balamurugan, R., S. Thirugnanakumar, P.A. Velusami, C. Praveen Sampath Kumar and A. Anandan, , "Stability analysis in rice (Oryza sativa L.). .", Ad. Plant Sci., , Volume 22, Number 2, 2009, pp. 357-359. 2009.
Thirugnanakumar, S., R. Balamurugan, P.A. Velusami, C. Praveen Sampath Kumar and P. Thangavelu, , "Studies on genetic divergence in rice (Oryza sativa L.) Grown over three environments in Veeranam Ayacut region of Tamil Nadu. .", Ad. Plant Sci.,, Volume 22, Number 2, 2009, pp. 371-375. 2009.
Rajeswari, S., S. Thirugnanakumar, A. Anandan and M. Krishnamoorthi, "Somaclonal Variation in Sugarcane through tissue culture and evaluation for quantitative and quality traits, .", Euphytica,, Volume 168, Number 1, 2009, pp. 71-80. 2009.
Kuselan, K. and S. Thirugnanakumar, "Studies on gene action on sesame (Sesamum indicum L.). .", Internat. J. Pl. Sci.,, Volume 4, Number 2, 2009, pp. 556-558. 2009.
Praveen Sampath Kumar, C., S. Thirugnanakumar, S. Ezhilkumar and K.R. Saravanan, , "Combining ability for fruit yield and its components in okra (Abelmoschus esculentus (L.) Moench.). .", Plant Archives, Volume 9, Number 1, 2009, pp. 109-112. 2009.
Saravanan, K.R., P. Thangavel and S. Thirugnanakumar, "Combining ability and heterosis for quality traits in tomato (Lycopersicon esculentum L.). .", Plant Archives,, Volume 9, Number 1, 2009, pp. 993-994. 2009.
Saravanan, K.R., P. Thangavel and S. Thirugnanakumar, "Studies on gene action in tomato (Lycopersicon esculentum Mill.) .", Inernat. J. Pl. Sci.,, Volume 5, Number 1, 2009, pp. 203-205. 2009.
Thirugnanakumar, S., P. Thangavel, A. Anandan, C. Praveen Sampath Kumar and J. Gokula Krishnan, "Genetic analysis for earliness and grain yield in rice (Oryza sativa L.). .", Ad. Plant Sci., Volume 21, Number 1, 2008, pp. 77-79. 2008.
Thirugnanakumar, S., A. Anandan, C. Praveen Sampath Kumar, J. Gokula Krishnan and P. Thangavel, , "Inheritance of earliness and grain yield in rice (Oryza sativa L.). .", Ad. Plant Sci.,, Volume 21, Number 1, 2008, pp. 75-77. 2008.
Thirugnanakumar, S., R. Narasimman, C. Praveen Sampath Kumar, R. Eswaran and P. Thangavel,, "Studies on genetic causes of heterosis in rice (Oryza sativa L.). .", Ad. Plant Sci., , Volume 21, Number 1, 2008, pp. 113-117. 2008.
Thirugnanakumar, S., R. Narasimman, P. Thangavel, R. Eswaran and C. Praveen Sampath Kumar, "Heterosis, residual heterosis and inbreeding depression in rice (Oryza sativa L.). .", Ad. Plant Sci.,, Volume 21, Number 1, 2008, pp. 123-127. 2008.
Velusami P.A., S. Thirugnanakumar, R. Balamurugan, C. Praveen Sampath Kumar and R. Eswaran, , "D2 statistics in sesame (Sesamum indicum L.) over environments. .", Ad. Plant Sci., , Volume 21, Number 2, 2008, pp. 649-650. 2008.
Thirugnanakumar, S., P.A. Velusami, R. Balamurugan, R. Eswaran and P. Thangavelu, , "G  E interaction and stability of sesame (Sesamum indicum L.) genotypes over environments. .", Ad. Plant Sci., , Volume 21, Number 2, 2008, pp. 617-619. 2008.
Saravanan, K., T. Sabesan and S. Thirugnanakumar, "Heterosis for yield and yield components in rice (Oryza sativa L.). .", Ad. Plant Sci.,, Volume 21, Number 1, 2008, pp. 119-121. 2008.
Anandan, R., Phan Dinhphap, K. Suriyanatha Sundaram, N. Kumar, S. Thirugnanakumar, D. Sudhakar and P. Balasubramanian, "Somatic embryogenesis in Carica papaya through zygotic embryo derived callus culture. , .", Acta. Hort., Volume 851, Number 1, 2008, pp. 201-208. 2008.
Eswaran, R., S. Thirugnanakumar, C. Praveen Sampath Kumar, A. Anandan and C. Padmanaban, , "Studies on the genetic causes of heterosis in Okra (Abelmoschus esculentus (L.) Moench.)..", Plant Archives, Volume 7, Number 1, 2007, pp. 721-724. 2007.
Thirugnanakumar, S., R. Narasimman, R. Eswaran, C. Praveen Sampath Kumar and A. Anandan, "Studies on genetic variability, heritability and genetic advance in segregating generations of rice (Oryza sativa L.). .", Internat. J. Plant Sci.,, Volume 2, Number 1, 2007, pp. 48-51. 2007.
Thirugnanakumar, S., R. Narasimman, R. Eswaran, C. Praveen Sampath Kumar and P. Thangavel, "Genetic control of grain yield and its component characters in rice (Oryza sativa L.). .", Internat. J. Plant Sci., Volume 2, Number 1, 2007, pp. 106-107. 2007.
Thirugnanakumar, S., R. Narasimman, P. Thangavel, R. Eswaran and C. Praveen Sampath Kumar, "Combining ability analysis for yield and its component characters in rice (Oryza sativa L.). .", Internat. J. Plant Sci, Volume 2, Number 1, 2007, pp. 151-155. 2007.
Thirugnanakumar, S., R. Narasimman, R. Eswaran, C. Praveen Sampath Kumar and P. Thangavel, ". Studies on the relationship among per se performance, combining ability effects and heterosis in rice (Oryza sativa L.). .", Internat. J. Plant Sci., , Volume 2, Number 1, 2007, pp. 195-198. 2007.
Srinivasan, R., S. Thirugnanakumar, R. Eswaran, C. Praveen Sampath Kumar, J. Gokulakrishnan and K. Kubendhiran, "Genetic analysis for seed yield and its component characters under normal and temporary flooded conditions in sesame (Sesamum indicum L.). .", Res. Crops, Volume 8, Number 1, 2007, pp. 186-188. 2007.
Senthil Kumar, N., V. Suguna and S. Thirugnanakumar, "Reciprocal difference and heterosis breeding for fruit yield traits in okra (Abelsmoschus esculentus (L.) Moench.). .", Ad. Plant Sci.,, Volume 20, Number 1, 2007, pp. 77-79. 2007.
Eswaran, R., S. Thirugnanakumar and M. Venkatesan, "Genetic variability and association of component characters for earliness in cowpea (Vigna unguiculata (L.) Walp). .", Legume Res.,, Volume 30, Number 1, 2007, pp. 17-23. 2007.
Thirugnanakumar, S., N. Senthil Kumar, R. Eswaran, A. Anandan, J. Ganesan and S. Thangavelu,, "Breeding concepts ascertained from experiments on sesame (Sesamum indicum L.). .", Research on Crops, Volume 7, Number 1, 2006, pp. 229-237. 2006.
Lavanya, M.S., S. Thirugnanakumar, J. Gokula Krishnan, N. Senthil Kumar, R. Eswaran an A. Anandan,, "Genetic analysis in sesame (Sesamum indicum L.). .", Research on Crops,, Volume 7, Number 2, 2006, pp. 471-473. 2006.
Thirugnanakumar, S., R. Srinivasan, K. Kubenthiran, R. Eswaran and C. Praveen Sampath Kumar, "Studies on combining ability and heterosis for yield and yield component characters under normal and temporary flooded conditions in sesame (Sesamum indicum L.). .", Sesame and Safflower Newsletter, Volume 21, Number 1, 2006, pp. 43-47. 2006.
Thirugnanakumar, S., N. Senthil Kumar, D. Raja Sekar Reddy, R. Eswaran and A. Anandan,, "Studies on combining ability and heterosis for shattering tolerance and their component characters in sesame (Sesamum indicum L.). .", Sesame and Safflower Newsletter, Volume 20, Number 1, 2005, pp. 17-21. 2005.
Thirugnanakumar, S., A. Anandan and R. Eswaran, "Breeding for earliness in sesame (Sesamum indicum L.).", Crop Research, Volume 30, Number 3, 2005, pp. 100-106. 2005.
Thirugnanakumar, S., M. Krishna Devi and J. Ganesan, "Fitness, adaptedness and Ayala's Paradox in sesame (Sesamum indicum L.).", Sesame and Safflower Newsletter, Volume 19, Number 1, 2004, pp. 10-13. 2004.
Thirugnanakumar, S. and C. Praveen Sampath Kumar, "Stability of sesame (Sesamum indicum L.) varieties under different population densities. .", Sesame and Safflower Newsletter, Volume 19, Number 1, 2004, pp. 48-52. 2004.
Krishna Devi, M., S. Thirugnanakumar and J. Ganesan, "Combining ability and heterosis for reproductive efficiency in sesame..", Sesame and Safflower Newsletter, Volume 17, Number 1, 2002, pp. 5-9. 2002.
Thirugnanakumar, S. Thangavelu, S.R.S. Rangasamy and J. Ganesan, "Genetics and Breeding for large seed size in sesame (Sesamum indicum L.). .", Sesame and Safflower Newsletter, Volume 16, Number 1, 2001, pp. 23-27. 2001.
Saravanan, T., S. Thirugnanakumar and J. Ganesan, "Combining ability and heterosis for earliness characters in sesame..", Sesame and Safflower Newsletter, Volume 15, Number 1, 2000, pp. 7-13. 2000.
Saravanan, T., S. Thirugnanakumar and J. Ganesan, "Studies on genetics of earliness characters in sesame.", Sesame and Safflower Newsletter, Volume 15, Number 1, 2000, pp. 14-18. 2000.
Thirugnanakumar, S., S. Thangavelu and S.R. Sree Rangasamy., "Maternal effect and cytoplasmic influence on seed size characters in sesame.", Sesame and Safflower Newsletter, Volume 14, Number 1, 1999, pp. 19-25. 1999.
2. Thirugnanakumar, S., S. Thangavelu and S.R. Sree Rangasamy., "Heterosis and combining ability for seed size characters in sesame.", Sesame and Safflower Newsletter, Volume 13, Number 1, 1998, pp. 33-42. 1998.
1. Thirugnanakumar, S., S. Thangavelu and S.R. Sree Rangasamy., "Genetic analysis of seed size characters in sesame..", Sesame and Safflower Newsletter, Volume 13, Number 1, 1998, pp. 26-32. 1998.
List of Awards /Honours / Memberships

    Fellow of Indian Society of Oilseeds Research, Fellow of Hind Agri-Hort. Society, Dr. M.S. Swaminathan Award, Dr. Ramiah award, Dr. Ponniah Award, Annamalai University Cash award, Dr. S. Kannaiyan Award, Jawaharlal Nehru Post Graduate Research Award (to a Ph.D. Scholar), Two Gold Medals of Tamil Nadu Agricultural University, Senior ResearchFellowship by International Development Research Centre