共 17 条
[1]
ALLAWAY W. H., 1968, Advances in Agronomy, V20, P235
[6]
FRAUSTODASILVA JJR, 1976, STRUCT BOND, V29, P67
[7]
HOSONO M, 1979, NIPPON DOJO HIRYOGAK, V50, P353
[8]
Jackson M. L., 1956, SOIL CHEM ANAL
[9]
LANDERGARTH H, 1972, MEDD CENTRALANSTALTE, V326, P1