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Faculty Member Details

Staff Id : 04102
Name : Dr. D. JOHN CHRISTOPHER
Designation : PROFESSOR
Department : PLANT PATHOLOGY
Qualification : M.Sc.(Ag.),Ph.D.,
Specialization : Biological Control
Date of Birth : 15-07-1972
Date of Joining : 04-01-1999

Present Address Contact Number E-Mail Address
70/1, State Bank Colony,
Chidambaram - 608 001.
8428918769johnpp73@rediffmail.com

Research Guidance
Discipline Awarded Guidance
M.Phil./M.E./M.Sc. 101
Ph.D. 12


Conference /Seminar / Symposia / Workshop
Conference Seminar Symposia Workshop
National International
Attended 32323
Conducted ----1


Research Projects
Major Projects Minor Projects Total Amount (Rs.)
Completed 17-17.54
Ongoing 10--

Teaching and Research Experience Industry Experience
25 Years -

Journals Conference Books Published Popular Article
National International National International
8 19 - - - -

List of Publications - National
D. John Christopher and D. E. Kavi Newton, "Evaluation of bio inoculants fortified lignite fly ash against brown leaf spot and blast diseases of rice in Cauvery delta region of Tamil Nadu.", Plant Disease Research, Volume 32, Number 01, 2017, pp. 32-35. 2017.
John Christopher, D., T.Suthin raj and R. Sudha raja kumar. , "Morphological and molecular variability in Colletotrichum capsici causing anthracnose of chilli in tamilnadu.", Pl. Dis. Res. , Volume 28, Number 02, 2014, pp. 121-127. 2014.
John Christopher, D., T.Suthin raj and R. Sudha raja kumar, "Induction of defense enzymes activity in chilli against Colletotrichum capsici using IDM tools.", Ind. J. of Pl. Protec, Volume 42, Number 02, 2014, pp. 318-323. 2014.
John Christopher, D., T.Suthin raj and R. Sudha raja kumar. , ". Role of defense enzymes activity in tomato as induced by consortia of antagonistic along with decompost coir pith against Fusarial wilt caused by Fusarium oxysporum f. sp. lycopersici.", . J. of Mycol. & Pl. Path. Vol: , Volume 43, Number 01, 2013, pp. 472-477. 2013.
Suthinraj, T., D. John Christopher and S. Usharani. 2008. , "Effect of Plant products on the invitro production of cellulolytic and pectinolytic enzymes by Colletotrichum capsici .", Plant Disease Research, Volume 23, Number 01, 2008, pp. 24-27. 2008.
John Christopher, D., S. Usha Rani and R. Udhyakumar., "Management of dry root rot (Macrophomina phaseolina (Tassi) Goid) of urdbean (Vigna mungo (L.) Hepper) by the integration of antagonistic (Trichoderma viride) and organic amendments..", Mysore Journal of Agricultural Science , Volume 42, Number 02, 2008, pp. 241-246. 2008.
John Christopher, D., T. Suthinraj and R. Udhayakumar. 2007. Biological control of dry root rot (Macrophomina phaseolina (Tassi) Goid) of urdbean (Vigna mingo (L.) Hepper) by the integration of antagonistic (Trichoderma viride) and organic amendments, "Biological control of dry root rot (Macrophomina phaseolina (Tassi) Goid) of urdbean (Vigna mingo (L.) Hepper) by the integration of antagonistic (Trichoderma viride) and organic amendments.", Journal of Plant Disease Sciences, Volume 02, Number 02, 2007, pp. 153-156. 2007.
Suthinraj, T., D. John Christopher and Usharani, S. , "Induction of defence related enzymes in Trichoderma viride treated blackgram.", Indian Journal of Plant Protection, Volume 35, Number 02, 2007, pp. 299-303. 2007.
List of Publications - International
D. E. Kavi Newton and D. John Christopher, "Evaluation of bio inoculants fortified Lignite Fly Ash (LFA) against sheath blight (Rhizoctonia solani Kuhn) and sheath rot (Saracladium oryzae (Sawada) Games and Haksworth) diseases of rice in Cauvery delta region of Tamil Nadu. .", J. Biol. Control , Volume 31, Number 03, 2017, pp. 172-183. 2017.
John Christopher, D., T.Suthin raj and R. Sudha raja kumar, "Morphological pathological and molecular variability of Colletotrichum capsici causing anthracnose of chilli.", Ann. Pl. Protec. Sci, Volume 21, Number 02, 2013, pp. 309-314. 2013.
T. Suthin raj. D. John Christopher and H. Ann suji, , "Evaluation of virulence and method of inoculation of Colletotrichum capsici Syd Butler and Bisby.", International Journal of Agriculture Science, Volume 09, Number 02, 2013, pp. 82-85. 2013.
T. Suthin raj, D. John Christopher and H. Ann suji, , "Production of cell degrading enzyme by Colletotrichum capsici causing fruit of chillies .", Ann. Pl. Protec. Sci. , Volume 20, Number 01, 2012, pp. 177-180. 2012.
T. Suthin raj. D. John Christopher and H. Ann suji. , "Morphological, cultural and genetic variability in fruit rot of chilli caused by Colletotrichum capsici in tropical region of South India.", Ann. Pl. Protec. Sci, Volume 20, Number 02, 2012, pp. 421-425. 2012.
John Christopher, D., T.Suthin raj.,S.Shanmugapackium S. Usha Rani and R. Udhyakumar, "Eco friendly management of Fusarial wilt disease in tomato. .", Ann. Pl. Protec. Sci, Volume 18, Number 02, 2010, pp. 230-235. 2010.
John Christopher, D., T.Suthin raj., S. Usha Rani and R. Udhyakumar, "Roll of defence enzyme activity in tomato as induced by Trichodema virens against Fusarim oxysporum fsp. lycopersici.", Journal of pesticides., Volume 01, Number 01, 2010, pp. 158-162. 2010.
Usharani, S., D. John Christopher and A. Sujaritha. , "Effect of delivery systems of Pseudomonas flourescens on the rhizosphere survival and management of fusarial wilt of tomato.", .. J. Biol. Control , Volume 23, Number 02, 2009, pp. 195-198. 2009.
T. Suthinraj, John Christopher, D., S. Usha Rani and R. Udhyakumar. , "Effect of plant products on the incidence and yield parameters of chilli fruit rot. .", Advances in Plant science, Volume 22, Number 01, 2009, pp. 31-32. 2009.
Usharani, S., D. John Christopher, R. Udhayakumar, S.Sanjai Gandhi and K.Pratheema , "Induction of defence responses in black gram by Trichoderma viride.", J. Biol. Control, Volume 23, Number 03, 2009, pp. 301-304. 2009.
Usharani, S., R. Udhayakumar and D. John Christopher, "Bio efficacy of plant extracts and bio control agents against Macrophomina phaseolina..", Ann. Pl. Protec. Sci., Volume 17, Number 01, 2009, pp. 389-393. 2009.
Suthinraj, T., and D. John Christopher, "Effect of bio control agents and fungicides against Colletotrichum capsici causing fruit rot chilli, .", Ann. Pl.. Protec. Sci. , Volume 17, Number 01, 2009, pp. 143-145. 2009.
Usharani,S., R. Udhayakumar and D. John Christopher , "Effect of organic substrates and inorganic nutrients on the rhizosphere competence of Trichoderma sp. .", Ann. Pl. Protec. Sci, Volume 16, Number 02, 2008, pp. 526-528. 2008.
Suthinraj, T., D. John Christopher , R.Sudha raja kumar and Usharani, S ., "Effect of organic amendments and Trichoderma viride on root length shoot length and root rot incidence of sunflower. .", Ann. Pl. Protec. Sci. , Volume 16, Number 01, 2008, pp. 242-247. 2008.
Usharani, S, A. Sujaritha and D. John Christopher, "Role of PGPR on Fusarium oxysporum f. sp. lycopersici infection through elicitation of defence enzymes. .", Ann. Pl. Protec. Sci. , Volume 16, Number 01, 2008, pp. 410-413. 2008.
Udhayakumar, R., Usharani, S. and D. John Christopher., "Effect of cold water extracts of plant products on the Macrophomina phaseolina (Tassi.) Goid the causative agent of dry root rot of Ground nut. .", Advances in Plant Sciences, Volume 05, Number 02, 2008, pp. 415-417. 2008.
Suthinraj, T., and D. John Christopher, "effect of biocontrol agents and fungicides against chilli fruit rot(Colletotrichum capsicii) and effect on seed quality of chilli.", Green farming, Volume 01, Number 08, 2008, pp. 20-22. 2008.
John Christopher, D., S. Usha Rani and Udayakumar. 2008, "Management of (Macrophomina phaseolina (Tassi.) Goid) of peanut by the integration of antagonistic (Trichoderma viride) and organic amendments.", Advances in Plant Sciences, Volume 21, Number 02, 2008, pp. 389-392. 2008.
Suthinraj, T., D. John Christopher and Usharani, S. , "Effect of organic amendments and Trichoderma viride on root rot incidence and yield of Sunflower.", Advances in Plant Sciences, Volume 20, Number 02, 2007, pp. 116-121. 2007.