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The Nest-site Selection of Spangled Drongo at Dongzhai Nature Reserve, Henan
Author(s): 
Pages: 69-73
Year: Issue:  1
Journal: CHINESE JOURNAL OF ZOOLOGY

Keyword:  发冠卷尾巢址选择判别分析董寨自然保护区;
Abstract: 2004年6~9月于河南董寨国家级自然保护区对发冠卷尾(Dicrurus hottentottus)的巢址选择进行了研究.野外调查中共发现发冠卷尾的巢47个,分布于针叶林、阔叶林和针阔混交林等3种植被类型中.我们在巢址样方(n=47)和对照样方(n=47)中对地形、距离与植被等因素(共15个变量)进行了调查,最终通过逐步判别分析表明,距山脊距离、距水源距离、乔木均高和灌木密度是影响其巢址选择的主要因子.
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