Research Article
Differential Susceptibilities of Peach-potato Aphid, Myzus persicae (Sulzer) (Homoptera: Aphididae) and its Parasitoid Aphidius matricariae Haliday (Hymenoptera; Aphidiidae) to Foliar Insecticides on Partially Resistant and Susceptible Potato Cultivars
Department of Plant Protection, NWFP Agricultural University, Peshawar, Pakistan
H.F. van Emden
Department of Horticulture, School of Plant Sciences, The University of Reading, Whiteknights, PO Box 221, Reading, RG6 6AS, UK