共 16 条
[1]
BAILEY LD, 1974, EFFECT VARIOUS RATES
[5]
LINDSAY W. L., 1960, SOIL SCI SOC AMER PROC, V24, P177
[6]
NYBORG M., 1961, CANADIAN JOUR SOIL SCI, V41, P89
[8]
OLSEN SR, 1954, 939 US DEP AGR CIRC
[9]
RACZ G. J., 1965, AGRON J, V57, P335
[10]
RACZ GJ, 1967, 11TH P ANN MAN SOIL, P215