TY - GEN AU - Steenis,Michiel van TI - Evaluation and application of parasitoids for biological control of aphis gossypii in glasshouse cucumber crops6bby Machiel van Steenis PY - 1995/// CY - Wageningen KW - Evaluation KW - Parasitoid KW - Biological Control KW - Aphis Gossypii KW - Glass KW - House KW - Cucumber ER -