共 17 条
[3]
DORNHOFF G M, 1974, Iowa State Journal of Research, V48, P311
[5]
EL-SHARKAWY MABROUK, 1965, CROP SCI, V5, P517, DOI 10.2135/cropsci1965.0011183X000500060010x
[6]
FISHER DB, 1969, BOT GAZ, V128, P215
[7]
GAASTRA P., 1959, MEDEDEL LANDBOUWHO GESCH WAGENINGER, V59, P1
[9]
LOACH K, 1969, INT BOT C ABSTRACTS, V11, P130