Sreekala Pillai, P. Heavy metal toxicity in Bivalve - Histological and histochemical enquiry - Kochi School of Marine Sciences - CUSAT 1993 - 127p. Thesis (Ph.D), CUSAT, 1993Ravindranatha Menon, N. Subjects--Index Terms: Guide : Ravindranatha Menon, N. Universal Decimal Class. No.: 594.1:632.15 / SRE