摘要 : Many factors affect the number of birds detected on point count surveys of breeding songbirds. The magnitude and importance of these factors are not well understood. We used a bird song simulation system to quantify the effects of... 展开
作者 | Alldredge MW Simons TR Pollock KH |
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作者单位 | |
期刊名称 | 《Ecological Applications》 |
总页数 | 8 |
语种/中图分类号 | 英语 / X17 |
关键词 | auditory detection detection probability observer differences point counts singing rate species difference warblers ESTIMATING DETECTION PROBABILITIES BREEDING BIRD SURVEY OBSERVER DIFFERENCES POINT COUNTS SONG ABUNDANCE RATES |
馆藏号 | N2008EPST0000717 |