Laddawan Insung. 2001. Biological studies of diamondback moth, Plutella xylostella Linnaeus, its larval parasite, Cotesia plutellae Kurdjumov and the insecticides toxicity to larval parasite. Field of Study Entomology, Kasetsart University;

Laddawan Insung. Biological studies of diamondback moth, Plutella xylostella Linnaeus, its larval parasite, Cotesia plutellae Kurdjumov and the insecticides toxicity to larval parasite. . Bangkok:Kasetsart University, 2001.

Laddawan Insung. (2001) Biological studies of diamondback moth, Plutella xylostella Linnaeus, its larval parasite, Cotesia plutellae Kurdjumov and the insecticides toxicity to larval parasite . Kasetsart University/Bangkok.