共 9 条
[1]
BUNTING ES, IN PRESS
[2]
BURROWS W. C., 1963, SOIL SCI SOC AMER PROC, V27, P350
[3]
GILES DFH, 1971, THESIS U READING
[4]
KEEN BA, 1931, PHYSICAL PROPERTIES
[5]
LANDRAGIN PA, 1953, THESIS U OXFORD
[6]
LARSON W. E., 1963, NETHERLANDS JOUR AGRIC SCI, V11, P100
[7]
LIVINGSTON BE, 1916, PHYSIOL RES, V1, P399
[9]
SHAW ROBERT H., 1957, IOWA STATE COLL JOUR SCI, V32, P95