共 29 条
[1]
BASU AN, 1964, J INDIAN SOC SOIL SC, V12, P311
[2]
BECKWITH R. S., 1955, AUSTRALIAN JOUR AGRIC RES, V6, P685, DOI 10.1071/AR9550685
[5]
COURPRON C, 1967, ANN AGRON, V18, P623
[6]
FISKELL JGA, 1965, METHODS SOIL ANALYSI, P1078
[7]
HIMES FRANK L., 1957, SOIL SCI SOC AMER PROC, V21, P368
[8]
HUTSCHNEKER K, 1955, THESIS TH ZURICH
[10]
KHANNA S. S., 1962, SOIL SCI, V93, P298, DOI 10.1097/00010694-196205000-00003