共 26 条
[2]
BRAY RH, 1929, IND ENG CHEM ANAL ED, V1, P144
[3]
DICKMAN S. R., 1940, Industrial and Engineering Chemistry. Analytical edition, V12, P665, DOI 10.1021/ac50151a013
[4]
Dumble E. T, 1894, J GEOL, V2, P549, DOI [10.1086/607017, DOI 10.1086/607017]
[5]
Foscue E. J, 1932, MON WEA REV, V60, P207
[6]
FOSCUE EJ, 1932, PANAMERICAN GEOLOGIS, V57, P263
[7]
FRAPS GS, 1933, TEX AGR EXP STA B, V482, P1
[8]
FRAPS GS, 1937, TEX AGR EXP STA B, V549, P1
[9]
FRAPS GS, 1909, TEX AGR EXP STA B, V125, P1
[10]
HAWKER HW, 1925, US BUR CHEM SOILS SE, V13