A simple and easy method for rapidly evaluating the physiological activities of some causal factors from adult females of endoparasitoids EFFECT OF PARASITISM ON HFJMOCYTE POPULATION AND SOLUBLE PROTEIN COMPONENTS IN THE HEMOLYMPH OF PIERIS RAPAE PUPAE Changes of total number and composition of hemocytes from Pieris rapae and Papilio polytes after parasitism by Pteromalus puparum Change of Activity of Phenoloxidase and Hemocytes in Apriona germari Larvae Infected by Beauveria bassiana Effect of the fungal pathogen, Beauveria bassiana on number and encapsulation of hemocytes in Ostrinia furnacalis larvae Defense Response of Hemolymph in the Apriona germari Larvae to Beauveria bassiana