四川南充市城市白头鹎的巢址选择和巢材研究

Nest Site Selection and Materials of Pycnonotus sinensis in Nanchong,Sichuan

2005年3~9月,在四川南充市对白头鹎巢址进行了研究。主成分分析表明:影响白头鹎巢址选择的主要因素有7种,依次为巢位高度需求因素、栖位因素、巢上隐蔽因素、食物因素、种竞争因素、种内竞争因素、水源因素;其巢材较为广泛。

The nest site selection of Pycnonotus sinensis was studied in Nanchong City,Sichuan from March to September in 2005.The compositional analysis indicates that there are seven factors affecting the nest site selection of the Chinese bulbul.They are:(in a decreasing order of importance) 1.the height-required of the nest,2.concealment below the nest,3.concealment above the nest,4.food,5.intraspecific competition,6.interspecific competition,7.the distance to water.The materials of the nest are extensive.