共 6 条
[1]
ADAMS JOHN E., 1964, SOIL SCI SOC AMER PROC, V28, P281
[2]
HOLMES JW, 1960, 7 T INT C SOIL SCI, V1, P188
[3]
JOHNSTON JR, 1945, SOIL SCI SOC AM J, V9, P24, DOI DOI 10.2136/SSSAJ1945.036159950009000C0004X
[4]
SMITH RM, 1959, ARS4128
[5]
TEMPLIN E. H., 1956, Soil Science Society of America. Proceedings, V20, P88
[6]
1967, SOIL CLASSIFICATIO S, P86