共 7 条
[1]
ANDERSSON A, 1972, Ambio, V1, P176
[2]
FRIBERG L, 1971, CADMIUM ENVIRONMENT
[3]
LJUNGGREN K, 1971, NUCLEAR TECHNIQUES E
[4]
ODEN S, 1970, J AGRIC LAND IMPROVE, V23, P55
[5]
*WHO TECHN REP 370, 1967, PESTICIDE RESIDUES F
[6]
*WHO TECHN REP 505, 1972, EVALUATION CERTAIN F
[7]
1970, SLUDGE SOIL IMPROVEM