共 11 条
[1]
BRUCE R. R., 1956, Soil Science Society of America. Proceedings, V20, P458
[3]
FERGUSON AH, 1962, SOIL SCI SOC AM P, V26, P11
[4]
GRODSTEIN GW, 1957, 583 NATL BUR STD US
[5]
GURR C. G., 1962, SOIL SCI, V94, P224, DOI 10.1097/00010694-196210000-00006
[6]
GURR CG, 1960, 7TH T INT C SOL SCI, V1, P306
[7]
NIELSEN D. R., 1962, SOIL SCI SOC AMER PROC, V26, P107
[8]
NIELSEN DONALD R., 1958, SOIL SCI SOC AMER PROC, V22, P574
[9]
PHILIP J. R., 1957, SOIL SCI, V83, P345, DOI 10.1097/00010694-195705000-00002
[10]
RAWLINS SL, 1961, THESIS WASHINGTON ST