科技报告详细信息
The North American Breeding Bird Survey 1966-2011: Summary Analysis and Species Accounts | |
Sauer, John R. ; Link, William A. ; Fallon, Jane E. ; Pardieck, Keith L. ; Ziolkowski, David J., Jr. | |
United States. Government Printing Office. | |
关键词: population surveys; populations; hierarchical models; species groups; | |
RP-ID : North American Fauna No. 79 | |
美国|英语 | |
来源: UNT Digital Library | |
【 摘 要 】
Summary of 45-year program on bird population change and distribution, integrating habitat and migration status information, distribution maps depicting relative abundance, and current estimates and graphical illustrations of population change into accounts for 426 species of North American birds.
【 预 览 】
Files | Size | Format | View |
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nafa.79.0001.pdf | 13643KB | download |