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分面浏览：来源平台

当前检索式 ((ALL：primary production))
限定条件 ((专题：资源环境科学))
共67条，第1-20条
United States Depart 114 EurekAlert 74 UN Sustainable Devel 52
World Resources Inst 41 Center for Strategic 35 World Business Counc 32
US Geological Survey 27 Institute for Europe 22 The European Environ 22
Woods Hole Oceanogra 15 World Wide Fund for 14 Alfred Wegener Insti 11
Scripps Institution 11 United Nations Envir 10 Asian Development Ba 9
Imperial College Lon 9 Plymouth Marine Labo 9 Science 9
United Nations Food 9 Environmental Monito 7