中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共280条，第1-10条 帮助

限定条件    
已选(0)清除 条数/页：   排序方式：
Benthic community dynamics in Coyote Creek and Artesian Slough, southern San Francisco Bay, California, May 2016 to March 2018 科技报告
报告编号: 70203615, 页数: 96, 2019
作者:  Shrader, Kelly H.;  Pearson, Sarah A. spearson@usgs.gov;  Parchaso, Francis parchaso@usgs.gov;  Thompson, Janet K. jthompso@usgs.gov
Adobe PDF(4711Kb)  |  收藏  |  浏览/下载：55/30  |  提交时间：2019/11/06
Southern sea otter (Enhydra lutris nereis) population biology at Big Sur and Monterey, California --Investigating the consequences of resource abundance and anthropogenic stressors for sea otter recovery 科技报告
报告编号: 70202708, 页数: 244, 2019
作者:  Tinker, M. Tim;  Tomoleoni, Joseph A. jtomoleoni@usgs.gov;  Weitzman, Benjamin P.;  Staedler, Michelle;  Jessup, Dave;  Murray, Michael J.;  Miller, Melissa;  Burgess, Tristan;  Bowen, Lizabeth lbowen@usgs.gov;  Miles, A. Keith keith_miles@usgs.gov;  Thometz, Nicole;  Tarjan, Lily;  Golson, Emily;  Batac, Francesca;  Dodd, Erin;  Berberich, Eva;  Kunz, Jessica;  Bentall, Gena;  Fujii, Jessica;  Nicholson, Teri;  Newsome, Seth;  Melli, Ann;  LaRoche, Nicole;  MacCormick, Holly;  Johnson, Andy;  Henkel, Laird;  Kreuder-Johnson, Chris;  Conrad, Pat
Adobe PDF(15940Kb)  |  收藏  |  浏览/下载：97/20  |  提交时间：2019/11/06
Stochastic model for simulating Souris River Basin regulated streamflow upstream from Minot, North Dakota 科技报告
报告编号: 70201134, 页数: 36, 2019
作者:  Kolars, Kelsey A.;  Vecchia, Aldo V. avecchia@usgs.gov;  Galloway, Joel M. jgallowa@usgs.gov
Adobe PDF(1802Kb)  |  收藏  |  浏览/下载：50/23  |  提交时间：2019/11/06
Tampa Bay Ocean and Coastal Acidification Monitoring Quality Assurance Project Plan 科技报告
报告编号: 70202731, , 2019
作者:  Yates, Kimberly K.;  Moore, Christopher S.;  Goldstein, Nathan H.;  Sherwood, Edward T.
Adobe PDF(1488Kb)  |  收藏  |  浏览/下载：46/23  |  提交时间：2019/11/06
Distribution and abundance of Least Bell’s Vireos (Vireo bellii pusillus) and Southwestern Willow Flycatchers (Empidonax traillii extimus) on the Middle San Luis Rey River, San Diego County, Southern California—2018 data summary 科技报告
报告编号: 70202634, 页数: 20, 2019
作者:  Allen, Lisa D. ldallen@usgs.gov;  Kus, Barbara E. barbara_kus@usgs.gov
Adobe PDF(1882Kb)  |  收藏  |  浏览/下载：32/12  |  提交时间：2019/11/06
An experimental test of weed-suppressive bacteria effectiveness in rangelands in southwestern Idaho, 2016–18 科技报告
报告编号: 70203274, , 2019
作者:  Lazarus, Brynne E. blazarus@usgs.gov;  Germino, Matthew J. mgermino@usgs.gov
Adobe PDF(9643Kb)  |  收藏  |  浏览/下载：42/14  |  提交时间：2019/11/06
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：99/28  |  提交时间：2019/11/06
Assessment of Columbia and Willamette River flood stage on the Columbia Corridor Levee System at Portland, Oregon, in a future climate 科技报告
报告编号: 70201030, 页数: 56, 2019
作者:  Wherry, Susan A. swherry@usgs.gov;  Wood, Tamara M. tmwood@usgs.gov;  Moritz, Hans R.;  Duffy, Keith B.
Adobe PDF(5114Kb)  |  收藏  |  浏览/下载：66/25  |  提交时间：2019/11/06
Catchment-level estimates of nitrogen and phosphorus agricultural use from commercial fertilizer sales for the conterminous United States, 2012 科技报告
报告编号: 70201177, , 2019
作者:  Stewart, Jana S. jsstewar@usgs.gov;  Schwarz, Gregory E. gschwarz@usgs.gov;  Brakebill, John W. jwbrakeb@usgs.gov;  Preston, Stephen D. spreston@usgs.gov
Adobe PDF(53511Kb)  |  收藏  |  浏览/下载：106/46  |  提交时间：2019/11/06
Estimation of base flow on ungaged, periodically measured streams in small watersheds in western Pennsylvania 科技报告
报告编号: 70200942, , 2019
作者:  Hittle, Elizabeth ehittle@usgs.gov;  Risser, Dennis W. dwrisser@usgs.gov
Adobe PDF(26304Kb)  |  收藏  |  浏览/下载：4/2  |  提交时间：2019/11/06