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Coal 2019-Analysis and Forecasts to 2024 科技报告
, 2019
作者:  [unavailable]
Adobe PDF(12658Kb)  |  收藏  |  浏览/下载:5/0  |  提交时间:2021/11/24
The Mineralogical Society of America Turns 100 科技资讯
2019
收藏  |  浏览/下载:11/0  |  提交时间:2019/06/05
Restriction-site associated DNA markers provide new insights into the evolutionary history of the bark beetle genus Dendroctonus 期刊论文
MOLECULAR PHYLOGENETICS AND EVOLUTION, 2019, 卷号: 139
作者:  Godefroid, Martin;  Meseguer, Andrea S.;  Saune, Laure;  Genson, Guenaelle;  Streito, Jean-Claude;  Rossi, Jean-Pierre;  Zaldivar Riveron, Alejandro;  Mayer, Francois;  Cruaud, Astrid;  Rasplus, Jean-Yves
收藏  |  浏览/下载:106/0  |  提交时间:2019/11/07
National Park Service socioeconomic monitoring pilot survey: Visitor spending analysis 科技报告
报告编号: 70204070, 页数: 116, 2019
作者:  Cullinane Thomas, Catherine ccullinanethomas@usgs.gov;  Cornachione, Egan;  Koontz, Lynne koontzl@usgs.gov;  Keyes, Christopher R.
Adobe PDF(2036Kb)  |  收藏  |  浏览/下载:60/18  |  提交时间:2019/11/06