共 21 条
[1]
ANDERSON DT, 1966, ONT PUBL E, V1266
[2]
[Anonymous], 1970, OFFICIAL METHODS ANA
[3]
[Anonymous], AGRONOMY
[4]
BRINK ROBERT H., 1960, SOIL SCI, V89, P157, DOI 10.1097/00010694-196003000-00006
[5]
CARLSON C. W., 1961, SOIL SCI SOC AMER PROC, V25, P44
[6]
Cheshire MN., 1979, NATURE ORIGIN CARBOH
[7]
COOK K, 1982, J SOIL WATER CONSERV, V37, P89
[9]
DUCK T, 1974, 10TH T ISSS C MOSC, V2, P105
[10]
ENGLESTAD OP, 1961, SOIL SCI SOC AM P, V25, P497