中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共10条，第1-10条 帮助

限定条件    
已选(0)清除 条数/页：   排序方式：
Global Database of Plants Reveals Human Activity Biggest Driver of Homogenization of Plant Communities 科技资讯
2021
收藏  |  浏览/下载：0/0  |  提交时间：2021/12/08
Many nonprofits, companies report using commercial species in tree planting projects 科技资讯
2021
收藏  |  浏览/下载：1/0  |  提交时间：2021/07/09
Globalization Is Reweaving the Web of Life 科技资讯
2020
收藏  |  浏览/下载：0/0  |  提交时间：2020/09/03
Adaptive management of flows from R.L. Harris Dam (Tallapoosa River, Alabama)—Stakeholder process and use of biological monitoring data for decision making 科技报告
报告编号: 70202671, 页数: 108, 2019
作者:  Irwin, Elise R. eirwin@usgs.gov;  Freeman, Mary C. mcfreeman@usgs.gov;  Peterson, James james_peterson@usgs.gov;  Kennedy, Kathryn D.M.;  Lloyd, M. Clint;  Ouellette Coffman, Kristie M.;  Kosnicki, Ely;  Hess, Tom
Adobe PDF(5960Kb)  |  收藏  |  浏览/下载：83/21  |  提交时间：2019/11/06
Geologic map of the Fort Collins 30'×60' quadrangle, Larimer and Jackson Counties, Colorado, and Albany and Laramie Counties, Wyoming 科技报告
报告编号: 70196840, , 2018
作者:  Workman, Jeremiah B. jworkman@usgs.gov;  Cole, James C. jimcole@usgs.gov;  Shroba, Ralph R. rshroba@usgs.gov;  Kellogg, Karl S. kkellogg@usgs.gov;  Premo, Wayne R. wpremo@usgs.gov
Adobe PDF(20163Kb)  |  收藏  |  浏览/下载：46/12  |  提交时间：2019/11/06
Indicators of ecosystem structure and function for the Upper Mississippi River System 科技报告
报告编号: 70199036, , 2018
作者:  De Jager, Nathan R. ndejager@usgs.gov;  Rogala, James T. jrogala@usgs.gov;  Rohweder, Jason J. jrohweder@usgs.gov;  Van Appledorn, Molly;  Bouska, Kristen L. kbouska@usgs.gov;  Houser, Jeffrey N. jhouser@usgs.gov;  Jankowski, Kathi Jo
Adobe PDF(46638Kb)  |  收藏  |  浏览/下载：82/40  |  提交时间：2019/11/06
Preliminary synthesis and assessment of environmental flows in the middle Verde River watershed, Arizona 科技报告
报告编号: 70190581, 页数: 120, 2018
作者:  Paretti, Nicholas V. nparetti@usgs.gov;  Brasher, Anne M. D. abrasher@usgs.gov;  Pearlstein, Susanna L.;  Skow, Dena M.;  Gungle, Bruce W. bgungle@usgs.gov;  Garner, Bradley D. bdgarner@usgs.gov
Adobe PDF(16322Kb)  |  收藏  |  浏览/下载：48/7  |  提交时间：2019/11/06
Gallium 科技报告
报告编号: 70103366, 页数: 48, 2017
作者:  Foley, Nora K. nfoley@usgs.gov;  Jaskula, Brian W. bjaskula@usgs.gov;  Kimball, Bryn E. bekimball@usgs.gov;  Schulte, Ruth F. rschulte@usgs.gov
Adobe PDF(22090Kb)  |  收藏  |  浏览/下载：54/21  |  提交时间：2019/11/06
Virginia flow-ecology modeling results—An initial assessment of flow reduction effects on aquatic biota 科技报告
报告编号: 70189972, , 2017
作者:  Rapp, Jennifer L. jrapp@usgs.gov;  Reilly, Pamela A. jankowsk@usgs.gov
Adobe PDF(18232Kb)  |  收藏  |  浏览/下载：2/0  |  提交时间：2019/11/06
Effects of water-supply reservoirs on streamflow in Massachusetts 科技报告
报告编号: 70175959, , 2016
作者:  Levin, Sara B. slevin@usgs.gov
Adobe PDF(3885Kb)  |  收藏  |  浏览/下载：48/13  |  提交时间：2019/11/06