共 7 条
[1]
ALLAN AY, 1969, 3RD EA CER RES C ZAM
[4]
DARRAH LL, EUPHYTICA 27
[5]
Eberhart S. A., 1973, East African Agricultural and Forestry Journal, V39, P12
[6]
HARRISON MN, 1970, CROP IMPROVEMENT E A
[7]
TIMOTHY DH, 1963, 975 NAT AC SCI PUBL