Introduction of a larval parasitoid Diadegma semiclausum Hellen and evaluation of its potency of controlling Plutella xylostellaL.;

Interspecific Competition Between Two Parasitoids Diadegma semiclausum and Oomyzus sokolowskii in Plutella xylostella;

Dual choice experiment was used to test the host searching behavior of Diadegma insulare.

Studies on the Influencing Factors of Sex Ratio of Diadegma semiclausum Hellén;

Study on Virulence of Fipronil and Avermectins to Plutella xylostella and Its Parasite Diadegma semiclausum;

Parasitism Preference of Diadegma semiclausum to Host Age and the Effect of Parasitism on the Development and Food Consumption of the Host Plutella xylostella;

Study was conducted on the effect of two endoparasitoids, Cotesia plutellae (Kurdjumov) (Hymenopera: Braconidae) and Diadegma semiclausum Hellen (Hymenoptera: Ichneumonidae) on the growth and development of the same host larvae, Plutella xylostella (Lepidoptera: Plutellidae) and the competitiveness between them.

) and Diadegma semiclausum Hellen was studied.

Antennal surface structure of Diadegma semiclausum Hellen was observed by scanning electron microscope.

Ability of host discrimination and interspecific competition of Oomyzus sokolowskii (Kurdjumov).;

Interspecific interactions between Cotesia plutellae and Oomyzus sokolowskii,two major parasitoids of diamondback moth,Plutella xylostella;

Interspecific Competition Between Two Parasitoids Diadegma semiclausum and Oomyzus sokolowskii in Plutella xylostella;