共 8 条
[1]
ALEXANDROVA LN, 1964, 8TH INT C SOIL SCI T, V3, P109
[4]
GREENLAND D. J., 1965, Soils and Fertilizers, V28, P415
[5]
KONONOVA MM, 1961, SOV SOIL SCI, P1112
[7]
POKOTILO AS, 1967, SOV SOIL SCI, P1854
[8]
1970, SYSTEM SOIL CLASSIFI