共 7 条
[1]
BERNARD R. L., 1964, CROP SCI, V4, P298, DOI 10.2135/cropsci1964.0011183X000400030018x
[2]
CARTTER JACKSON L., 1962, ADVANCES AGRON, V14, P359, DOI 10.1016/S0065-2113(08)60442-3
[3]
DUNPHY E. J., 1966, SOIL SCI SOC AMER PROC, V30, P233
[4]
FLETCHER H. F., 1964, SOIL SCI SOC AMER PROC, V28, P225
[5]
HARDY GW, 1962, ARK FARM RES, V11
[6]
HOWELL ROBERT W., 1961, CROP SCI, V1, P311, DOI 10.2135/cropsci1961.0011183X000100050002x