| [1]   | Evaluation of the effect of neem derivation on the fecundity of Dysdercus cingulatus. Presented in National conference on “Recent trends in Insects control” 22-24 January 2003 at Bharathiar University. | 
| [2]   | Effect of cupric sulphate on some haematological parameters of fresh water cat fish Clarius batrachus.   Presented in National Conference on “Environmental Studies & Biodiversity”, 16-17 March 2007 at Sri Vasavi College. Sponsored by University Grand Commission. | 
| [3]   | Dehydration effect of Bacillus thuringiensis vat. Kurstaki against the developmental stages of Aedes aegypti (Linn 1762). Presented in National Conference on “Environmental Studies & Biodiversity” 16-17 March 2007 at Sri Vasavi College. Sponsored by University Grand Commission. | 
| [4]   | Antifeedant Effect of Neem on Bhendi pest Dysdercus cingulatus. National level seminar Presented in “Current Technology Developments in Biosciences”, 12-14 September 2007 at Vivekananda College of Arts and Sciences for Women. | 
| [5]   | Global Warming - solving Aspects. National level seminar Presented in "current Technology Developments in biosciences" 12-14 September 2007 at Vivekananda College of Arts and Sciences for Women. | 
| [6]   | Ecotoxicology presented in National Seminar on "Recent Trends in Aquaculture Practices-towards technological Empowerment of Aquaculture farmers" 7 & 8 August 2008 at Bharathiar University. | 
| [7]   | General View of an Aquatic Eco system presented in National Seminar on "Recent Trends in Aquaculture Practices-towards technological Empowerment of Aquaculture farmers" 7 & 8 August 2008 at Bharathiar University. | 
| [8]   | Environmental impacts of textile effluent and treatment methodology presented in International conference on "Environment Genes Health Diseases", 9-11 December 2011 at Bharathiar University. Sponsored by INSA, ICMR, UGC, CSIR, New Delhi. | 
| [9]   | A review-need adaptation for climatic change presented in International conference on "Environment Genes Health Diseases", 9-11 December 2011 at Bharathiar University.Sponsored by INSA, ICMR, UGC, CSIR, New Delhi. | 
| [10]   | Bio-decolourization of textile effluent by effluent adapted bacteria presented in National conference on "Biotechnological approaches in Aquaculture", 1-3 February 2012 at Bharathiar University. | 
| [11]   | An Innovative Treatment for the Decolourization of textile effluents Presented in National seminar on "Textile Dye Effluents and its health Impacts-A Bioremedial Approach", 15 & 16 February 2012 at K.S.Rangasamy College of Arts and Science. Sponsored by Indian Council of Medical Research.  | 
| [12]   | Textile effluents and its impacts on Human Health Presented in National seminar on "Textile Dye Effluents and its health Impacts-A Bioremedial Approach", 15 & 16 February 2012 at K.S. Rangasamy College of Arts and Science. Sponsored by Indian Council of Medical Research.  | 
| [13]   | Analysis and Biotreatment of textile effluent presented in Regional Science Congress on "Science for Shaping the Future of India", 15-16 December 2012at Kongunadu arts and Science College, Organized by ISCA. | 
| [14]   | Analysis and Biotreatment of textile effluent Presented in seventh national seminar on "Biotech Institute- Industry Interaction: Impact of biotechnology on human welfare (BIII-2013)" 1 & 2 March, 2013 at department of Biotechnology Bannari Amman Institute of Technology, organized by Department of Biotechnology. | 
| [15]   | "Microbial Decolourization Of Under Aerobic Condition" Presented A Paper in Two Day National Level Seminar on Recent Trends in Biological Sciences Held Between 7 and 8th March-2013 at Nehru Memorial College, Puthanampatti, Trichy. | 
| [16]   | "Microbial Decolourization of Textile Effluent" 3-10-2013 Biogalaxia -Bharathiar University. |