共 10 条
[3]
GAMESON A. L. H., 1958, Journal and Proceedings of the Institute for Sewage Purification, P106
[5]
LENHARD G., 1962, HYDROBIOLOGIA, V20, P223, DOI 10.1007/BF00046191
[6]
LENHARD G., 1965, HYDROBIOLOGIA, V26, P271, DOI 10.1007/BF00142271
[7]
OWENS M., 1963, PROC SOC WATER TREATMENT AND EXAMINATION, V12, P126
[8]
RAY P, 1963, INDIAN J EXP BIOL, V1, P109
[9]
VELZ CJ, 1958, W582 US PUBL HEALTH, P47
[10]
1956, METHODS CHEMICAL ANA, P12