共 6 条
- [1] [Anonymous], 1977, Classification and Diagnostics of the Soils of USSR
- [2] *FAO, 1990, WORLD SOIL RES
- [3] ROZHKOV VA, 1990, INT C SOIL CLASS
- [4] SHISHOV L L, 1985, Pochvovedenie, P9
- [5] VANVELTHUIZEN HT, 1992, UPDATING WORLD SOIL
- [6] 1967, UKAZANIYA KLASSIFIKA