گزارش سه گونه زنبور پارازيتوييد كرم قوزه پنبه HELICOVERPA ARMIGERA )HUB( )LEP. NOCTUIDAE( از ايران

During 1997- 1999, studies were carried out to determine Parasitoid wasps associated with cotton bollworm, Helicoverpa armigera (Hub.) in Gorgan cotton fields. Three ichneumonid wasps were collected and identified as follows: 1- Barylypa amabilis Tosq. 2- Barylypa pallida Grav. 3- Ichneumon sarcitorius L. The first two species, were collected from Gorgan, Gonbad, Minou - Dasht, Kordkouy, Fazel - Abad, Hashem - Abad and Jafar - Abad in Cotton and Soybean field during fall 1997. While Ichneumon sarcitorius was collected only in Gorgan and Noudeh - Malek. These wasps attack last larval instars of the pest and adult wasp were emerged from pupae.