共 8 条
[3]
COLVILLE WL, 1963, T AM SOC AGR ENG, V6, P223
[5]
DUNGAN GH, 1958, ADV AGRON, V10, P436
[6]
HESKETH JOHN D., 1962, CROP SCI, V2, P311, DOI 10.2135/cropsci1962.0011183X000200040011x
[7]
YAO AUGUSTINE Y. M., 1964, AGRON J, V56, P147
[8]
YAO AUGUSTINE Y. M., 1964, AGRON J, V56, P165