[ 发表于: Pollution ]
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Implementation of the Federal water pollution control act (nonpoint pollution and the areawide waste treatment management program)
1979
National Agricultural Library - United States of America
Federal financial assistance for pollution prevention and control
1979
National Agricultural Library - United States of America
Sludge disposal by landspreading techniques
1979
Torrey, S.
National Agricultural Library - United States of America
The Salvinia infestation on lake Naivasha in Kenya
1979
Kongere, P.C.
Food and Agriculture Organization of the United Nations - Italy
Town planning in Mombasa [Kenya]
1979
Kiaye, S.O.
Food and Agriculture Organization of the United Nations - Italy
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
Marine fisheries in Africa
1979
Ssentongo, G.W.
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
