TY - SER AU - Abdel-Sayyed,S.M. AU - Fayed,A.H. AU - Mahgoub,E.M. AU - Raafat,M.A. AU - Max,MarizS. TI - Genetic polymophism for insects resistance attributes in some cotton genqtypes: leaf shape characteristics KW - Cotton KW - Morphology KW - Varieties KW - Disease and pest resistance KW - Genetic aspects N1 - Includes references N2 - This study was conducted to study the genetic morphololical polymorphism for some insects resistance attributes, leaf shape characters, using principal components, analysis among cotton genotypes .For this purpose, two COttOn varieties, Giza 83 and Giza 15, and the American strain "Nectariless-Oktra leaf as well as their F1's,obtained from 'crossing Giza cottons as female parents with the American strain,were examined,besides their derived BC4 progenies UR - http://nile.enal.sci.eg/EALE/2003/ZJAR/3003/6/2201.pdf ER -