共 32 条
- [2] BROADFOOT WM, 1940, SOIL SCI SOC AM P, V4, P156
- [3] Coleman R., 1946, SOIL SCI SOC AMER PROC, V10, P381
- [6] DEMOLON A, 1933, CR HEBD ACAD SCI, V197, P1247
- [8] GRIM RE, 1942, J GEOL, V50, P252
- [10] JACKSON ML, 1942, SOIL SCI SOC AM P, V6, P133