共 10 条
- [1] BRAY RH, 1937, SOIL SCI SOC AM P, V1, P335
- [2] BRAY RH, 1938, SOIL SCI SOC AM P, V3, P101
- [3] Gieseking JE, 1936, SOIL SCI, V42, P273, DOI 10.1097/00010694-193610000-00005
- [4] Grim RE, 1937, AM MINERAL, V22, P813
- [7] JENNY H, 1938, SOIL SCI, V47, P257
- [8] PAVER H, 1934, J SOC CHEM IND LOND, V53, P750
- [10] WINTERS E, 1938, THESIS U ILLINOIS