共 14 条
[3]
BROWN J. C., 1963, SOIL SCI, V96, P387, DOI 10.1097/00010694-196312000-00005
[5]
BROWN JOHN C., 1961, ADVANCES IN AGRON, V13, P329, DOI 10.1016/S0065-2113(08)60963-3
[6]
HODGSON J. F., 1963, ADVAN AGRON, V15, P119, DOI 10.1016/S0065-2113(08)60398-3
[7]
Jackson ML, 1958, SOIL CHEMICAL ANALYS
[8]
LINDSAY WL, 1963, 14 P ANN FERT C PAC
[9]
LOCKE LF, 1965, 102 US DEP AGR HOM G
[10]
ONKEN AB, 1966, MP823 TAES