共 12 条
- [1] Bray R.H., 1935, AM SOIL SURVEY ASS B, V16, P70
- [2] BRAY RH, 1934, AM SOIL SURVEY ASS B, V15, P58
- [3] BRAY RH, 1935, GEOL SOC AM BULL, V46, P1909
- [4] BROWN IC, 1932, USDA TECH B, V319
- [5] GLINKA KD, 1927, GREAT SOIL GROUP WOR, P35
- [6] GRIM RE, 1935, J AM CERAM SOC, V14, P1
- [7] JOFFE JS, 1936, PEDOLOGY, P234
- [8] KELLEY WP, 1929, J AM SOC AGRON, V21, P1021
- [9] MARBUT CF, LECTURE, V3, P8
- [10] NORTON EA, 1933, AM SOIL SURV ASS B, V14, P40