The Asian waterfowl census 1987-91 : Distribution and status of Asian waterfowl
This document presents the findings of the most comprehensive census ever carried out on Asian waterfowl. Over 3,000 wetlands in 32 countries were assessed; distribution maps for 200 commonly recorded species are presented, with the most important sites identified for each species; sites of internat...
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| 格式: | 图书 |
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| 语言: | Undetermined |
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Gloucester, UK
International Waterfowl and Wetlands Research Bureau
1994
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| Thư viện lưu trữ: | Trung tâm Học liệu Trường Đại học Cần Thơ |
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