TY - BOOK AU - Kanakavalli AU - TI - Effect of some toxic metals on selected phytoplankton of Kerala waters U1 - 593.14:546.3(28-548.3) PY - 1987/// CY - Cochin PB - School of Environmental studies KW - Toxic metals KW - Phyto plantation KW - phytoplankton KW - kerala waters N1 - Guide: Dr. K P Balakrishnan ER -