共 23 条
[1]
[Anonymous], 1947, AGR ENG
[2]
BRUCE R. R., 1956, Soil Science Society of America. Proceedings, V20, P458
[3]
COLLISGEORGE N, 1955, P NATL ACAD SCI INDI, VA 24, P80
[4]
ELRICK D. E., 1964, Soil Science Society of America. Proceedings, V28, P450
[5]
GARDNER W. R., 1956, Soil Science Society of America. Proceedings, V20, P317
[6]
GREEN R. E., 1964, SOIL SCI SOC AMER PROC, V28, P15
[7]
GUPTA R. P., 1964, SOIL SCI SOC AMER PROC, V28, P729
[9]
HANKS R. J., 1962, SOIL SCI SOC AMER PROC, V26, P530
[10]
HANKS R. J., 1963, SOIL SCI SOC AMER PROC, V27, P263