PROCEEDINGS OF KERALA ENVIRONMENT CONGRESS 2012 FOCal ThEmE AGRICuLTuRE ANd ENVIRONMENT 16 th , 17 th & 18 th august 2012 at RGCB auditorium, Thiruvananthapuram Organised by CENTRE fOR ENVIRONMENT ANd dEVELOpMENT ThIRuvaNaNThaPuRam In Association with Rajiv Gandhi Centre for Biotechnology, Thiruvananthapuram Ministry of Environment and Forests, Government of India & Kerala State Council for Science, Technology and Environment Sponsored by