共 5 条
[2]
LEE GW, 1983, S PAC J NAT SCI, V4, P34
[3]
MURTHA GG, 1986, CSIRO83 AUST DIV SOI
[4]
Nelson D.W., 1982, METHODS SOIL ANAL 2, P539, DOI 10.2134/agronmonogr9.2.2-d.c29