共 17 条
[1]
CHAPMAN HD, 1961, METHODS ANALYSIS SOI
[2]
CROOKE W. M., 1962, SOIL SCI, V93, P365, DOI 10.1097/00010694-196206000-00001
[3]
CROOKE W. M., 1964, Plant and Soil, V21, P43, DOI 10.1007/BF01373871
[4]
[6]
Fox R. L., 1964, Plant and Soil, V22, P319, DOI 10.1007/BF01373822
[8]
HEINTZE S. G., 1961, Plant and Soil, V13, P365, DOI 10.1007/BF01394648
[9]
HELMY A. K., 1958, Plant and Soil, V10, P78, DOI 10.1007/BF01343738
[10]
HUFFAKER R. C., 1958, SOIL SCI SOC AMER PROC, V22, P392

