Khan, Mafizal Haque2006-12-282006-12-2819791979http://hdl.handle.net/2440/20931x, 145 leaves : ill., tables, map graphs., photos ; 31 cm.214641 bytesapplication/pdfenToxoptera citricidus.Citrus Diseases and pests.Ecology of the black citrus aphid Toxoptera citricidus (Kirkaldy) (Homoptera: Aphididae)Thesis