TY - BOOK AU - Sundramurthy,V.T. TI - Studies on the effect of the chemosterilant - tepa on spodoptera litura fb. (Noctuide : lepidoptera) with special reference to physiological changes in the ovarian tissue KW - Agriculture chemicals KW - Sterilization KW - Insecticides KW - Insecta KW - Cossidae KW - Acrolepiopsis KW - Bactra ER -