Evaluating the effectiveness of overstory cover as a surrogate for bird community diversity and population trends
Ecological Indicators(2016)
摘要
•Four longitudinal studies spanning >1000km used to test surrogacy relationships.•Overstory cover had a similar relationship to bird diversity in three of four regions.•Changes in overstory did not predict individual species’ population trends.•Clear objectives inform surrogate evaluation and identification of limitations.
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关键词
Biodiversity surrogate,Species richness,Population trends,Vegetation,Monitoring
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