共 5 条
[1]
BAVER LD, 1972, SOIL PHYSICS
[2]
COHEN SJ, 1977, THESIS U ALBERTA
[3]
OUELLET C E, 1972, Naturaliste Canadien (Quebec), V99, P621
[5]
QASHU HASAN K., 1964, SOIL SCI SOC AMER PROC, V28, P703