[ 发表于: Pollution ]
高级检索
出版日期
细化搜索
结果 191-200 的 218
Report of the second Session of GESAMP Working Group on the Scientific Basis for Disposal of Waste into the Sea, Copenhagen, 5-11 October 1974. Scientific criteria for the selection of sites for dumping of wastes into the sea
1975
Food and Agriculture Organization of the United Nations - Italy
Report of the GESAMP Working Group on the Principles for Developing Coastal Water Quality Criteria. First Session, Rome, 25-29 November 1974
1975
Food and Agriculture Organization of the United Nations - Italy
Waterborne bacterial and viral diseases: microbiological quality criteria | Waterborne bacterial and viral diseases: microbiological quality criteria [Pollution, water quality]
1975
Smith, L.S.
National Agricultural Library - United States of America
The effectiveness of various techniques for the removal of bacteria and viruses | Effectiveness of various techniques for the removal of bacteria and viruses [Water treatment]
1975
Nupen, E.M.
National Agricultural Library - United States of America
SBA assistance for agricultural concerns and to meet pollution standards
1975
National Agricultural Library - United States of America
Realistic standards, common misconceptions | Realistic standards, common misconceptions [Water supply]
1975
Veen, C. van der
National Agricultural Library - United States of America
Water supply problems in rural areas
1975
Vinayagam, A.K.
National Agricultural Library - United States of America
Financing rural water supply and sewerage projects
1975
Van Beuzekom, J.
National Agricultural Library - United States of America
Health aspects of water supplies chemical and physical contaminants
1975
Ives, K.J.
National Agricultural Library - United States of America
Pollution control in rivers
1975
Laburn, R.J. | Hime, J.L.
National Agricultural Library - United States of America
