中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共21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
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
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
Adaptive management in native grasslands managed by the U.S. Fish and Wildlife Service—Implications for grassland birds 科技报告
报告编号: 70199524, , 2018
作者:  Igl, Lawrence D. ligl@usgs.gov;  Newton, Wesley E. wnewton@usgs.gov;  Grant, Todd A.;  Dixon, Cami S.
Adobe PDF(7785Kb)  |  收藏  |  浏览/下载：43/17  |  提交时间：2019/11/06
Assessment of managed aquifer recharge at Sand Hollow Reservoir, Washington County, Utah, updated to conditions through 2016 科技报告
报告编号: 70198889, 页数: 48, 2018
作者:  Marston, Thomas M. tmarston@usgs.gov;  Nelson, Nora C.
Adobe PDF(2671Kb)  |  收藏  |  浏览/下载：33/12  |  提交时间：2019/11/06
Are changes in lower trophic levels limiting prey-fish biomass and production in Lake Michigan? 科技报告
报告编号: 70199979, , 2018
作者:  Bunnell, David B. dbunnell@usgs.gov;  Carrick, Hunter J.;  Madenjian, Charles P. cmadenjian@usgs.gov;  Rutherford, Edward S.;  Vanderploeg, Henry A.;  Barbiero, Richard P.;  Hinchey-Malloy, Elizabeth;  Pothoven, Steven A.;  Riseng, Catherine M.;  Claramunt, Randall M.;  Bootsma, Harvey A.;  Elgin, Ashley;  Rowe, Mark;  Thomas, Sara;  Turschak, Benjamin A.;  Czesny, Sergiusz J.;  Pangle, Kevin;  Warner, David M. dmwarner@usgs.gov
Adobe PDF(2771Kb)  |  收藏  |  浏览/下载：90/41  |  提交时间：2019/11/06
Vibration monitoring results near a bat hibernaculum at Mammoth Cave National Park, Kentucky, March 2016 科技报告
报告编号: 70201146, , 2018
作者:  Adams, Ryan F. rfadams@usgs.gov;  Morrow, William S. wsmorrow@usgs.gov;  Koebel, Carolyn M. ckoebel@usgs.gov
Adobe PDF(20136Kb)  |  收藏  |  浏览/下载：31/11  |  提交时间：2019/11/06
Leveraging geodetic data to reduce losses from earthquakes 科技报告
报告编号: 70196637, 页数: 43, 2018
作者:  Murray, Jessica R. jrmurray@usgs.gov;  Roeloffs, Evelyn A. evelynr@usgs.gov;  Brooks, Benjamin A. bbrooks@usgs.gov;  Langbein, John O. langbein@usgs.gov;  Leith, William S. wleith@usgs.gov;  Minson, Sarah E. sminson@usgs.gov;  Svarc, Jerry L. jsvarc@usgs.gov;  Thatcher, Wayne R. thatcher@usgs.gov
Adobe PDF(2738Kb)  |  收藏  |  浏览/下载：37/19  |  提交时间：2019/11/06
Supporting natural resource management—The role of economics at the Department of the Interior—A workshop report 科技报告
报告编号: 70196231, , 2018
作者:  Pindilli, Emily J. epindilli@usgs.gov;  Crowley, Christian S.L.;  Cline, Sarah A.;  Good, Anthony J.;  Shapiro, Carl D. cshapiro@usgs.gov;  Simon, Benjamin M.
Adobe PDF(5864Kb)  |  收藏  |  浏览/下载：33/15  |  提交时间：2019/11/06
Geohydrology, geochemistry, and numerical simulation of groundwater flow and land subsidence in the Bicycle Basin, Fort Irwin National Training Center, California 科技报告
报告编号: 70197890, 页数: 192, 2018
作者:  Densmore, Jill N. jidensmo@usgs.gov;  Woolfenden, Linda R. lrwoolfe@usgs.gov;  Rewis, Diane L.;  Martin, Peter M.;  Sneed, Michelle micsneed@usgs.gov;  Ellett, Kevin M.;  Solt, Michael msolt@usgs.gov;  Miller, David M. dmiller@usgs.gov
Adobe PDF(11814Kb)  |  收藏  |  浏览/下载：60/23  |  提交时间：2019/11/06