中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共91条，第1-10条 帮助

限定条件        
已选(0)清除 条数/页：   排序方式：
Lakes and reservoirs—Guidelines for study design and sampling 科技报告
报告编号: 70155912, 页数: 57, 2018
作者:  U.S. Geological Survey
Adobe PDF(5029Kb)  |  收藏  |  浏览/下载：25/4  |  提交时间：2019/11/06
Chemical concentrations in water and suspended sediment, Green River to Lower Duwamish Waterway near Seattle, Washington, 2016–17 科技报告
报告编号: 70194820, 页数: 28, 2018
作者:  Conn, Kathleen E. kconn@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Peterson, Norman T. npeterson@usgs.gov;  Senter, Craig A. csenter@usgs.gov;  Chapman, Elena A.
Adobe PDF(1243Kb)  |  收藏  |  浏览/下载：52/24  |  提交时间：2019/11/06
Postglacial eruptive history and geochemistry of Semisopochnoi volcano, western Aleutian Islands, Alaska 科技报告
报告编号: 70194443, 页数: 40, 2018
作者:  Coombs, Michelle L. mcoombs@usgs.gov;  Larsen, Jessica F.;  Neal, Christina A. tneal@usgs.gov
Adobe PDF(14988Kb)  |  收藏  |  浏览/下载：8/6  |  提交时间：2019/11/06
Compilation of new and previously published geochemical and modal data for Mesoproterozoic igneous rocks of the St. Francois Mountains, southeast Missouri 科技报告
报告编号: 70195863, , 2018
作者:  du Bray, Edward A. edubray@usgs.gov;  Day, Warren C. wday@usgs.gov;  Meighan, Corey J. cmeighan@usgs.gov
Adobe PDF(49625Kb)  |  收藏  |  浏览/下载：62/34  |  提交时间：2019/11/06
Agriculture — A river runs through it — The connections between agriculture and water quality 科技报告
报告编号: 70187973, 页数: 216, 2018
作者:  Capel, Paul D. capel@usgs.gov;  McCarthy, Kathleen A.;  Coupe, Richard H. rhcoupe@usgs.gov;  Grey, Katia M.;  Amenumey, Sheila E.;  Baker, Nancy T. ntbaker@usgs.gov;  Johnson, Richard L.
Adobe PDF(69774Kb)  |  收藏  |  浏览/下载：69/41  |  提交时间：2019/11/06
Rio Grande transboundary integrated hydrologic model and water-availability analysis, New Mexico and Texas, United States, and Northern Chihuahua, Mexico 科技报告
报告编号: 70197406, 页数: 200, 2018
作者:  Hanson, Randall T. rthanson@usgs.gov;  Ritchie, Andre B.;  Boyce, Scott E. seboyce@usgs.gov;  Ferguson, Ian;  Galanter, Amy E.;  Flint, Lorraine E. lflint@usgs.gov;  Henson, Wesley R. whenson@usgs.gov
Adobe PDF(24530Kb)  |  收藏  |  浏览/下载：86/23  |  提交时间：2019/11/06
Conceptual framework and trend analysis of water-level responses to hydrologic stresses, Pahute Mesa–Oasis Valley groundwater basin, Nevada, 1966-2016 科技报告
报告编号: 70197365, 页数: 104, 2018
作者:  Jackson, Tracie R. tjackson@usgs.gov;  Fenelon, Joseph M. jfenelon@usgs.gov
Adobe PDF(4581Kb)  |  收藏  |  浏览/下载：5/3  |  提交时间：2019/11/06
Monitoring riparian-vegetation composition and cover along the Colorado River downstream of Glen Canyon Dam, Arizona 科技报告
报告编号: 70197435, 页数: 79, 2018
作者:  Palmquist, Emily C. epalmquist@usgs.gov;  Ralston, Barbara E. bralston@usgs.gov;  Sarr, Daniel A. dsarr@usgs.gov;  Johnson, Taylor C.
Adobe PDF(5480Kb)  |  收藏  |  浏览/下载：33/9  |  提交时间：2019/11/06
2018 update to the U.S. Geological Survey national volcanic threat assessment 科技报告
报告编号: 70200174, 页数: 50, 2018
作者:  Ewert, John W.;  Diefenbach, Angela K.;  Ramsey, David W. dramsey@usgs.gov
Adobe PDF(24858Kb)  |  收藏  |  浏览/下载：8/3  |  提交时间：2019/11/06
Determination of representative uranium and selenium concentrations from groundwater, 2016, Homestake Mining Company Superfund site, Milan, New Mexico 科技报告
报告编号: 70196511, , 2018
作者:  Harte, Philip T.;  Blake, Johanna M. jmtblake@usgs.gov;  Becher, Kent D. kdbecher@usgs.gov
Adobe PDF(6414Kb)  |  收藏  |  浏览/下载：39/23  |  提交时间：2019/11/06