共 8 条
[1]
Bremner J.M., 1965, METHODS SOILS ANAL P, P1324, DOI DOI 10.1007/S10661-021-09106-X
[2]
DAHNKE WC, 1973, SOIL TESTING PLANT A
[4]
HUSSAIN F, 1983, Pakistan Journal of Scientific and Industrial Research, V26, P95
[5]
ROBINSON JBD, 1975, SPECIAL B COMMONW BU, V1