CCPortal

浏览/检索结果: 共23条,第1-10条 帮助

限定条件        
已选(0)清除 条数/页:   排序方式:
Bivalve effects on the food web supporting delta smelt - A long-term study of bivalve recruitment, biomass, and grazing rate patterns with varying freshwater outflow 科技报告
报告编号: 70162062, 页数: 227, 2016
作者:  Crauder, Jeff S. jcrauder@usgs.gov;  Thompson, Janet K. jthompso@usgs.gov;  Parchaso, Francis parchaso@usgs.gov;  Anduaga, Rosa I. randuaga@usgs.gov;  Pearson, Sarah A. spearson@usgs.gov;  Gehrts, Karen;  Fuller, Heather;  Wells, Elizabeth
Adobe PDF(3862Kb)  |  收藏  |  浏览/下载:41/24  |  提交时间:2019/11/06
Social-value maps for Arapaho, Roosevelt, Medicine Bow, Routt, and White River National Forests, Colorado and Wyoming 科技报告
报告编号: 70168400, , 2016
作者:  Ancona, Zachary H. zancona@usgs.gov;  Semmens, Darius J. dsemmens@usgs.gov;  Sherrouse, Benson C.
Adobe PDF(28196Kb)  |  收藏  |  浏览/下载:30/9  |  提交时间:2019/11/06
Desert tortoise annotated bibliography, 1991-2015 科技报告
报告编号: 70168490, 页数: 320, 2016
作者:  Berry, Kristin H. kristin_berry@usgs.gov;  Lyren, Lisa M. llyren@usgs.gov;  Mack, Jeremy S. jmack@usgs.gov;  Brand, L. Arriana arriana_brand@usgs.gov;  Wood, Dustin A. dawood@usgs.gov
Adobe PDF(2028Kb)  |  收藏  |  浏览/下载:63/15  |  提交时间:2019/11/06
Application of hydrogeology and groundwater-age estimates to assess the travel time of groundwater at the site of a landfill to the Mahomet Aquifer, near Clinton, Illinois 科技报告
报告编号: 70159457, 页数: 68, 2016
作者:  Kay, Robert T. rtkay@usgs.gov;  Buszka, Paul M. pmbuszka@usgs.gov
Adobe PDF(2546Kb)  |  收藏  |  浏览/下载:2/0  |  提交时间:2019/11/06
Design and testing of a process-based groundwater vulnerability assessment (P-GWAVA) system for predicting concentrations of agrichemicals in groundwater across the United States 科技报告
报告编号: 70126663, , 2016
作者:  Barbash, Jack E;  Voss, Frank D. fdvoss@usgs.gov
Adobe PDF(7667Kb)  |  收藏  |  浏览/下载:4/4  |  提交时间:2019/11/06
Geology and undiscovered resource assessment of the potash-bearing Central Asia Salt Basin, Turkmenistan, Uzbekistan, Tajikistan, and Afghanistan: Chapter AA in Global mineral resource assessment 科技报告
报告编号: 70160548, , 2016
作者:  Wynn, Jeff jwynn@usgs.gov;  Orris, Greta J. greta@usgs.gov;  Dunlap, Pamela pdunlap@usgs.gov;  Cocker, Mark D. mcocker@usgs.gov;  Bliss, James D. jbliss@usgs.gov
Adobe PDF(8029Kb)  |  收藏  |  浏览/下载:43/20  |  提交时间:2019/11/06
Conditions and processes affecting sand resources at archeological sites in the Colorado River corridor below Glen Canyon Dam, Arizona 科技报告
报告编号: 70170166, , 2016
作者:  East, Amy E.;  Collins, Brian D. bcollins@usgs.gov;  Sankey, Joel B. jsankey@usgs.gov;  Corbett, Skye C.;  Fairley, Helen C.;  Caster, Joshua J. jcaster@usgs.gov
Adobe PDF(30066Kb)  |  收藏  |  浏览/下载:96/18  |  提交时间:2019/11/06
Eruptive history of Mammoth Mountain and its mafic periphery, California 科技报告
报告编号: 70173803, 页数: 138, 2016
作者:  Hildreth, Wes hildreth@usgs.gov;  Fierstein, Judy
Adobe PDF(27281Kb)  |  收藏  |  浏览/下载:31/9  |  提交时间:2019/11/06
Missouri River Scaphirhynchus albus (pallid sturgeon) effects analysis—Integrative report 2016 科技报告
报告编号: 70171111, 页数: 174, 2016
作者:  Jacobson, Robert B. rjacobson@usgs.gov;  Annis, Mandy L. mannis@usgs.gov;  Colvin, Michael E.;  James, Daniel A.;  Welker, Timothy L.;  Parsley, Michael J. mparsley@usgs.gov
Adobe PDF(18875Kb)  |  收藏  |  浏览/下载:45/14  |  提交时间:2019/11/06
Estimating peak-flow frequency statistics for selected gaged and ungaged sites in naturally flowing streams and rivers in Idaho 科技报告
报告编号: 70173716, 页数: 66, 2016
作者:  Wood, Molly S. mswood@usgs.gov;  Fosness, Ryan L. rfosness@usgs.gov;  Skinner, Kenneth D. kskinner@usgs.gov;  Veilleux, Andrea G. aveilleux@usgs.gov
Adobe PDF(5573Kb)  |  收藏  |  浏览/下载:51/12  |  提交时间:2019/11/06