Research Article
Development of the Parasitoid Diaeretiella rapae (Mintosh) Reared on Certain Aphid Species in Relation to Heat Unit Requirement
Plant Protection Research Institute, Agricultural Research Center, Giza, Egypt
Sh. A.M. Ali
Plant Protection Research Institute, Agricultural Research Center, Giza, Egypt
A.A. Abd-Elsamed
Plant Protection Research Institute, Agricultural Research Center, Giza, Egypt
A.A.A. El-Sayed
Plant Protection Research Institute, Agricultural Research Center, Giza, Egypt