已选(0)清除
条数/页: 排序方式: |
| From glacier ice, a wealth of scientific data 科技资讯 2023 收藏  |  浏览/下载:12/0  |  提交时间:2023/02/15 |
| San Francisco Bay’s Nutrient Phenomena 科技资讯 2020 收藏  |  浏览/下载:12/0  |  提交时间:2020/10/01 |
| New insights into the global silicon cycle 科技资讯 2020 收藏  |  浏览/下载:2/0  |  提交时间:2020/09/07 |
| New Insight Into Glaciers Regulating Global Silicon Cycling 科技资讯 2019 收藏  |  浏览/下载:2/0  |  提交时间:2019/08/16 |
| New insight into glaciers regulating global silicon cycling 科技资讯 2019 收藏  |  浏览/下载:1/0  |  提交时间:2019/08/16 |
| New research shows how melting ice is affecting supplies of nutrients to the sea 科技资讯 2019 收藏  |  浏览/下载:1/0  |  提交时间:2019/06/27 |
| Water-quality observations of the San Antonio segment of the Edwards aquifer, Texas, with an emphasis on processes influencing nutrient and pesticide geochemistry and factors affecting aquifer vulnerability, 2010–16 科技报告 报告编号: 70196681, 页数: 79, 2018 作者: Opsahl, Stephen P. sopsahl@usgs.gov; Musgrove, MaryLynn mmusgrov@usgs.gov; Mahler, Barbara J. bjmahler@usgs.gov; Lambert, Rebecca B. blambert@usgs.gov Adobe PDF(4325Kb)  |  收藏  |  浏览/下载:39/22  |  提交时间:2019/11/06 |
| Status of selenium in south San Francisco Bay—A basis for modeling potential guidelines to meet National tissue criteria for fish and a proposed wildlife criterion for birds 科技报告 报告编号: 70197967, 页数: 84, 2018 作者: Luoma, Samuel N.; Presser, Theresa S. tpresser@usgs.gov Adobe PDF(4736Kb)  |  收藏  |  浏览/下载:29/22  |  提交时间:2019/11/06 |
| Geochemistry and microbiology of groundwater and solids from extraction and monitoring wells and their relation to well efficiency at a Federally operated confined disposal facility, East Chicago, Indiana 科技报告 报告编号: 70198172, 页数: 150, 2018 作者: Bayless, E. Randall ebayless@usgs.gov; Cole, Travis R.; Lampe, David C. dclampe@usgs.gov; Travis, Rebecca E. rtravis@usgs.gov; Schulz, Marjorie S. mschulz@usgs.gov; Buszka, Paul M. pmbuszka@usgs.gov Adobe PDF(20927Kb)  |  收藏  |  浏览/下载:123/19  |  提交时间:2019/11/06 |
| Platinum-group elements 科技报告 报告编号: 70159183, 页数: 106, 2017 作者: Zientek, Michael L. mzientek@usgs.gov; Loferski, Patricia J. ploferski@usgs.gov; Parks, Heather L. hparks@usgs.gov; Schulte, Ruth F. rschulte@usgs.gov; Seal, Robert R. II rseal@usgs.gov Adobe PDF(34317Kb)  |  收藏  |  浏览/下载:86/41  |  提交时间:2019/11/06 |