CCPortal

浏览/检索结果: 共17条,第1-10条 帮助

限定条件        
已选(0)清除 条数/页:   排序方式:
A New Approach to Identify Genetic Boundaries of Species Could Also Impact Policy 科技资讯
2021
收藏  |  浏览/下载:1/0  |  提交时间:2021/05/14
A new approach to identify genetic boundaries of species could also impact policy 科技资讯
2021
收藏  |  浏览/下载:29/0  |  提交时间:2021/05/14
Genome Sequencing Reveals a New Species of Bumblebee 科技资讯
2021
收藏  |  浏览/下载:0/0  |  提交时间:2021/04/08
Evolution: Speciation in the presence of gene flow 科技资讯
2021
收藏  |  浏览/下载:3/0  |  提交时间:2021/01/14
Bees point to new evolutionary answers 科技资讯
2020
收藏  |  浏览/下载:3/0  |  提交时间:2020/04/16
Rapid Evolution: New Findings on Its Molecular Mechanisms 科技资讯
2019
收藏  |  浏览/下载:2/0  |  提交时间:2019/08/16
Characterizing 12 years of wildland fire science at the U.S. Geological Survey: Wildland Fire Science Publications, 2006–17 科技报告
报告编号: 70202198, 页数: 75, 2019
作者:  Steblein, Paul F.;  Miller, Mark P. mpmiller@usgs.gov
Adobe PDF(835Kb)  |  收藏  |  浏览/下载:67/19  |  提交时间:2019/11/06
Biogeochemical and physical processes controlling mercury methylation and bioaccumulation in Lake Powell, Glen Canyon National Recreation Area, Utah and Arizona, 2014 and 2015 科技报告
报告编号: 70199873, 页数: 98, 2019
作者:  Naftz, David L. dlnaftz@usgs.gov;  Marvin-DiPasquale, Mark mmarvin@usgs.gov;  Krabbenhoft, David P. dpkrabbe@usgs.gov;  Aiken, George;  Boyd, Eric S.;  Conaway, Christopher H. cconaway@usgs.gov;  Ogorek, Jacob M. jmogorek@usgs.gov;  Anderson, Gregory M.
Adobe PDF(9335Kb)  |  收藏  |  浏览/下载:73/16  |  提交时间:2019/11/06
Assessment of the presence of sewage in the Mill River under low-flow conditions, Springfield, Massachusetts, 2010–11 科技报告
报告编号: 70203186, 页数: 30, 2019
作者:  Massey, Andrew J. ajmassey@usgs.gov;  Marcus C. Waldron;  Jean Tang, R.;  Huntington, Thomas G. thunting@usgs.gov
Adobe PDF(1827Kb)  |  收藏  |  浏览/下载:49/29  |  提交时间:2019/11/06
Mercury methylation and bioaccumulation in Sinclair Inlet, Kitsap County, Washington 科技报告
报告编号: 70196724, , 2018
作者:  Paulson, A.J. apaulson@usgs.gov;  Marvin-DiPasquale, M.C. mmarvin@usgs.gov;  Moran, P.W. pwmoran@usgs.gov;  DeWild, J.F. jfdewild@usgs.gov;  Stewart, A.R. arstewar@usgs.gov;  Toft, J.;  Agee, J.L. jlagee@usgs.gov;  Kakouros, E. kakouros@usgs.gov;  Kieu, Le H. lkieu@usgs.gov;  Carter, B.;  Sheibley, R.W. sheibley@usgs.gov;  Cordell, J. jonnie.cordell@bia.gov;  Krabbenhoft, David P. dpkrabbe@usgs.gov
Adobe PDF(7456Kb)  |  收藏  |  浏览/下载:50/18  |  提交时间:2019/11/06