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Transboundary Waters Assessment Programme Vol. 2: Transboundary lakes and reservoirs: Status and future trends: Summary for policy makers 科技报告
来源:United Nations Environment Programme (UNEP). 出版年: 2016
作者:  [null]
收藏  |  浏览/下载:8/0  |  提交时间:2019/04/05
Status and trends of adult Lost River (Deltistes luxatus) and shortnose (Chasmistes brevirostris) sucker populations in Upper Klamath Lake, Oregon, 2014 科技报告
来源:US Geological Survey (USGS). 出版年: 2015
作者:  [null]
收藏  |  浏览/下载:1/0  |  提交时间:2019/04/05
Total nutrient and sediment loads, trends, yields, and nontidal water-quality indicators for selected nontidal stations, Chesapeake Bay Watershed, 1985???2011 科技报告
来源:US Geological Survey (USGS). 出版年: 2013
作者:  [null]
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Design tradeoffs for trend assessment in aquatic biological monitoring programs 科技报告
来源:US Geological Survey (USGS). 出版年: 2013
作者:  [null]
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Biotic, water-quality, and hydrologic metrics calculated for the analysis of temporal trends in National Water Quality Assessment Program Data in the Western United States 科技报告
来源:US Geological Survey (USGS). 出版年: 2012
作者:  [null]
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Alfred Wegener Institute for Polar and Marine Research 机构
1900
作者:  [null]
收藏  |  浏览/下载:9/0  |  提交时间:2019/04/05