TY - BOOK AU - Khattab,Ahmed Mokhtar Ahmed Mokhtar TI - Variation and co-variation among some soybean "Glysine max L. merrill" cultivars under different environmental conditions PY - 1983/// KW - Soybean KW - Economic aspects KW - Varieties KW - Analysis N1 - Thesis (Ph.D.)--Cairo University,1983; Includes bibliographical references (leaves 123-135); Microfiche; Cairo, Egypt; ASUNET; 3 microfiches:negative ER -