中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共39条，第1-10条 帮助

限定条件    
已选(0)清除 条数/页：   排序方式：
Nights warming faster than days across much of the planet 科技资讯
2020
收藏  |  浏览/下载：1/0  |  提交时间：2020/10/02
Methane emissions from northern lakes are higher during the daytime 科技资讯
2020
收藏  |  浏览/下载：1/0  |  提交时间：2020/08/18
Bacteria and Fungi Show a Precise Daily Rhythm in Tropical Air 科技资讯
2019
收藏  |  浏览/下载：0/0  |  提交时间：2019/10/31
Researchers uncover indoor pollution hazards 科技资讯
2019
收藏  |  浏览/下载：1/0  |  提交时间：2019/06/10
Movements of juvenile Pacific Lamprey (Entosphenus tridentatus) in the Yakima and Columbia Rivers, Washington, 2018—A pilot study using acoustic telemetry 科技报告
报告编号: 70203444, 页数: 40, 2019
作者:  Liedtke, Theresa L. tliedtke@usgs.gov;  Lampman, Ralph T.;  Deng, Z. Daniel;  Beals, Tyler E.;  Porter, Michael S.;  Hansen, Amy C. achansen@usgs.gov;  Kock, Tobias J. tkock@usgs.gov;  Tomka, Ryan G. rtomka@usgs.gov;  Monk, Patrick
Adobe PDF(1888Kb)  |  收藏  |  浏览/下载：45/28  |  提交时间：2019/11/06
Geology and paleontology of the late Miocene Wilson Grove Formation at Bloomfield Quarry, Sonoma County, California 科技报告
报告编号: 70202776, 页数: 88, 2019
作者:  Powell, Charles L.;  Boessenecker, Robert W.;  Smith, N. Adam;  Fleck, Robert J.;  Carlson, Sandra J.;  Allen, James R.;  Long, Douglas J.;  Sarna-Wojcicki, Andrei M.;  Guruswami-Naidu, Raj B.
Adobe PDF(43678Kb)  |  收藏  |  浏览/下载：107/48  |  提交时间：2019/11/06
Assessing causes of mortality for endangered juvenile Lost River suckers (Deltistes luxatus) in mesocosms in Upper Klamath Lake, south-central Oregon, 2016 科技报告
报告编号: 70202031, 页数: 92, 2019
作者:  Hereford, Danielle M.;  Conway, Carla M. cmconway@usgs.gov;  Burdick, Summer M. sburdick@usgs.gov;  Elliott, Diane G. dgelliott@usgs.gov;  Perry, Todd M.;  Dolan-Caret, Amari;  Harris, Alta C. aharris@usgs.gov
Adobe PDF(12343Kb)  |  收藏  |  浏览/下载：63/25  |  提交时间：2019/11/06
Examination of movements and survival of Pahranagat roundtail chub (Gila robusta jordani) in the Pahranagat River and adjacent waters, Nevada, 2014–18 科技报告
报告编号: 70203962, , 2019
作者:  Martin, Barbara A. barbara_ann_martin@usgs.gov;  Hayes, Brian S.;  Harris, Alta C. aharris@usgs.gov
Adobe PDF(11203Kb)  |  收藏  |  浏览/下载：30/9  |  提交时间：2019/11/06
Monitoring protocol development and assessment for narrowly endemic toads in Nevada, 2018 科技报告
报告编号: 70203723, 页数: 28, 2019
作者:  Halstead, Brian J. bhalstead@usgs.gov;  Kleeman, Patrick M. pkleeman@usgs.gov;  Duarte, Adam;  Rose, Jonathan P. jprose@usgs.gov;  Urquhart, Kris;  Mellison, Chad;  Guadalupe, Kevin;  Cota, Melanie;  Van Horne, Rachel;  Killion, Alexa;  Ruehling, Kelsey
Adobe PDF(1327Kb)  |  收藏  |  浏览/下载：54/34  |  提交时间：2019/11/06
Groundwater contributions to excessive algal growth in the East Fork Carson River, Carson Valley, west-central Nevada, 2010 and 2012 科技报告
报告编号: 70198296, 页数: 110, 2018
作者:  Alvarez, Nancy L.;  Pahl, Randy A.;  Rosen, Michael R. mrosen@usgs.gov
Adobe PDF(5394Kb)  |  收藏  |  浏览/下载：63/24  |  提交时间：2019/11/06