Parasitic activity of three indigenous Trichogramma species to different density eggs of Leguminivora glycinivorella and their intraspecific interferences on parasitism Contact response of Trichogramma confusum to 13 saturated hydrocarbons from host egg shells and abdominal scales of Plutella xylostella Effects of alternating temperature and time on diapause of Trichogramma dendrolimi THE EFFECTS OF IMIDACLOPRID AND BUPROFEZIN ON POPULATION MULTIPLICATION OF TRICHOGRAMMA JAPONICVM, EGG PARASITE OF RICE BORER ON THE APPLICATION OF TRICHOGRAMMATIDS AGAINST REED STALK BORERS STUDIES ON EGG PARASITOIDS OF DENDROLIMUS PUNCTATUS WALKER Studies on the Incest Breeding and Its Effects on Progeny Vitality of Trichogramma dendrolimi THE FACTORS INFLUENCING THE FLUCTUATION OF THE POPULATION OF TRICHOGRAMMA DENDROLIMI MATSUMURA ON THE APPLICATION FEASIBILITY OF PUPAL TRICHOGRAMMA FROM ARTIFICIAL EGGS FORMASS REARING OFCOCCINELLA SEPTEMPUNCTATA LINNAEUS Host age selection for eggs of Ocinara varians by three Trichogramma species Studies on the Biology and Control of Cophoprora sp.in Cinnamomum cassia STUDY ON THE UTILIZATION OF TRICHOG RAMMA DENDROLIMI TO CONTROL THE MASSON PINE MOTH DENDROLIMUS PUNCTATUS AT LONGSHAN FOREST FARM Susceptibility of the egg parasitoid Trichogramma dendrolimi (Hymenoptera: Trichogrammatidae) to three kinds of insecticides commonly used in fields The parasitism performance of parasitic wasp Trichogramma pintoi Voegele on the oriental fruit moth, Grapholita molesta (Busck) The seasonal occurrences of Ostrinia furnacalis and its egg parasitic wasps on sweet corn in Pearl River Delta Region ON THE RESTRICTIVE FACTORS OF PARASITISM OF TRICHOGRAMMA DENDROLIMI ON THE EGGS OF ASIAN CORN BORER THE DISPERSAL DISTANCE AND ACTIVITY RHYTHM OF TRICHOGRAMMA OSTRINIAE IN GREENHOUSE THE ESTABLISHMENT AND APPLICATION OF THE EXPERIMENTAL POPULATION LIFE TABLES OF TRICHOGRAMMA SPP. ON DIFFERENT HOSTS