CCPortal

浏览/检索结果: 共2条,第1-2条 帮助

限定条件            
已选(0)清除 条数/页:   排序方式:
Understanding the influence of nutrients on stream ecosystems in agricultural landscapes 科技报告
报告编号: 70191220, 页数: 92, 2018
作者:  Munn, Mark D. mdmunn@usgs.gov;  Frey, Jeffrey W. jwfrey@usgs.gov;  Tesoriero, Anthony J. tesorier@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Duff, John H. jhduff@usgs.gov;  Lee, Kathy E. klee@usgs.gov;  Maret, Terry R. trmaret@usgs.gov;  Mebane, Christopher A. cmebane@usgs.gov;  Waite, Ian R. iwaite@usgs.gov;  Zelt, Ronald B. rbzelt@usgs.gov
Adobe PDF(18305Kb)  |  收藏  |  浏览/下载:44/11  |  提交时间:2019/11/06
Spatial and temporal trends in selenium in the upper Blackfoot River watershed, southeastern Idaho, 2001–16 科技报告
报告编号: 70197746, 页数: 48, 2018
作者:  Zinsser, Lauren M.;  Mebane, Christopher A. cmebane@usgs.gov;  Mladenka, Greg C.;  Van Every, Lynn R.;  Williams, Marshall L.
Adobe PDF(1727Kb)  |  收藏  |  浏览/下载:54/18  |  提交时间:2019/11/06