共 12 条
[1]
Alexander M., 1965, METHODS SOIL ANAL 2, V9, P1477, DOI 10.2134/agronmonogr9.2.c51
[2]
Black C.A., 1965, METHODS SOIL ANAL ED, P1179
[3]
BLACK CA, 1965, METHODS SOIL AN 2 ED, P1477
[4]
BREMNER J. M., 1965, Monographs of the American Society of Agronomists, V9, P1179
[5]
HOAGLAND DR, 1938, 347 U CAL AGR EXPT S
[6]
JOHNSTON A, 1966, 13414 ALB DEP AGR DE
[7]
LYON TL, 1923, J AM SOC AGRON, V15, P457
[8]
MURNO PE, 1966, J APPL ECOL, V3, P227
[9]
MURNO PE, 1966, J APPL ECOL, V3, P231
[10]
RICE E. L., 1965, PROC OKLA ACAD SCI, V45, P43