共 18 条
[11]
Murphy L.S., 1978, FERT SOLUTIONS, V22, P8
[12]
OWENS L., 1955, SOIL SCI SOC AMER PROC, V19, P315
[14]
PRUMMEL J., 1957, Plant and Soil, V8, P231, DOI 10.1007/BF01666159
[16]
SANDER DH, 1984, AGRON ABSTR AM SOC A, P219