identification of aphid parasitoids (hym., braconidae, aphidiinae) and determination of their host relationships in southern zagros

fauna of the the aphid parasitoids at southern parts of the zagros submountains, and their host associations have been investigated. a total of 24 parasitoid species were identified in association with 30 aphids on 36 host plant species, representing more than 80 tritrophic associations (parasitoid-aphid-plant). aphidius avenae haliday is newly reported from iran. generally, the area of southern zagros representing major components of the central asian area, including the broadly oligophagous to strictly specific species. many species were in association with economically important aphid species on alfalfa and cereal fields, as well as fruit orchards