[ 发表于: Pollution ]
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Man-made lakes and their problems
1979
Obeng, L.E.
Food and Agriculture Organization of the United Nations - Italy
Radioactive contamination of the aquatic environment
1979
Mahdavi, A.
Food and Agriculture Organization of the United Nations - Italy
An outline scheme for evaluating the hazard to aquatic life from chemical pollution and obtaining water quality criteria
1979
Lloyd, R.
Food and Agriculture Organization of the United Nations - Italy
The Salvinia infestation on lake Naivasha in Kenya
1979
Kongere, P.C.
Food and Agriculture Organization of the United Nations - Italy
