Madhusudhan, Vaadiyar V.2006-12-282006-12-2819941994http://hdl.handle.net/2440/21485Bibliography : leaves [70]-79.ix, 80 leaves, [6] leaves of plates : ill. (some col) ; 30 cm.856853 bytesapplication/pdfenSpotted alfalfa aphid.Alfalfa Diseases and pests.Interaction of the spotted alfalfa aphid and its food plant / by Vaadiyar V. Madhusudhan.Thesis