CCPortal

浏览/检索结果: 共16条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Enzym HAS-7 科技资讯
2021
收藏  |  浏览/下载:7/0  |  提交时间:2021/06/25
Corals That 'Spit' Algae 科技资讯
2021
收藏  |  浏览/下载:1/0  |  提交时间:2022/01/11
Corals that 科技资讯
2021
收藏  |  浏览/下载:1/0  |  提交时间:2021/04/30
Assessment of undiscovered copper resources of the world, 2015 科技报告
报告编号: 70201026, 页数: 644, 2019
作者:  Hammarstrom, Jane M. jhammars@usgs.gov;  Zientek, Michael L.;  Parks, Heather L. hparks@usgs.gov;  Dicken, Connie L. cdicken@usgs.gov;  U.S. Geological Survey Global Copper Mineral Resource Assessment Team
Adobe PDF(324154Kb)  |  收藏  |  浏览/下载:103/29  |  提交时间:2019/11/06
SUTRA, a model for saturated-unsaturated, variable-density groundwater flow with solute or energy transport—Documentation of generalized boundary conditions, a modified implementation of specified pressures and concentrations or temperatures, and the lake capability 科技报告
报告编号: 70128734, 页数: 74, 2019
作者:  Provost, Alden M. aprovost@usgs.gov;  Voss, Clifford I. cvoss@usgs.gov
Adobe PDF(4060Kb)  |  收藏  |  浏览/下载:43/16  |  提交时间:2019/11/06
Description of the National Hydrologic Model for use with the Precipitation-Runoff Modeling System (PRMS) 科技报告
报告编号: 70193581, , 2018
作者:  Regan, R. Steven;  Markstrom, Steven L. markstro@usgs.gov;  Hay, Lauren E. lhay@usgs.gov;  Viger, Roland J. rviger@usgs.gov;  Norton, Parker A. pnorton@usgs.gov;  Driscoll, Jessica M. jdriscoll@usgs.gov;  LaFontaine, Jacob H. jlafonta@usgs.gov
Adobe PDF(5386Kb)  |  收藏  |  浏览/下载:41/18  |  提交时间:2019/11/06
Nutrient loads in the Lost River and Klamath River Basins, south-central Oregon and northern California, March 2012–March 2015 科技报告
报告编号: 70197441, , 2018
作者:  Schenk, Liam N. lschenk@usgs.gov;  Stewart, Marc A. mastewar@usgs.gov;  Caldwell Eldridge, Sara L. seldridge@usgs.gov
Adobe PDF(2646Kb)  |  收藏  |  浏览/下载:28/9  |  提交时间:2019/11/06
Chemical and isotopic characteristics of methane in groundwater of Ohio, 2016 科技报告
报告编号: 70198512, , 2018
作者:  Thomas, Mary Ann mathomas@usgs.gov
Adobe PDF(4291Kb)  |  收藏  |  浏览/下载:8/6  |  提交时间:2019/11/06
Relating cyanobacteria and physicochemical water-quality properties in Willow Creek Lake, Nebraska, 2012–14 科技报告
报告编号: 70199970, 页数: 58, 2018
作者:  Rus, David L.;  Hall, Brent M. bhall@usgs.gov;  Thomas, Steven A.
Adobe PDF(2449Kb)  |  收藏  |  浏览/下载:73/40  |  提交时间:2019/11/06
Long-term continuous acoustical suspended-sediment measurements in rivers - Theory, application, bias, and error 科技报告
报告编号: 70170226, 页数: 114, 2016
作者:  Topping, David J. dtopping@usgs.gov;  Wright, Scott A. sawright@usgs.gov
Adobe PDF(6102Kb)  |  收藏  |  浏览/下载:6/5  |  提交时间:2019/11/06