共 5 条
[4]
ROARK BRUCE, 1964, CROP SCI, V4, P97, DOI 10.2135/cropsci1964.0011183X000400010030x
[5]
ROARK BRUCE, 1963, CROP SCI, V3, P338, DOI 10.2135/cropsci1963.0011183X000300040017x