Harikumar, P.S. and Madhava Chandran, K (2013). Bacteriological contamination of groundwater due to on site sanitation problems in Kerala State: A case study. International Journal of Life Sciences, Biotechnology and Pharma Research, Vol. 2 No. 3 July 201

Harikumar, P.S. and Madhava Chandran, K (2013). Bacteriological contamination of groundwater due to on site sanitation problems in Kerala State: A case study. International Journal of Life Sciences, Biotechnology and Pharma Research, Vol. 2 No. 3 July 2013