麻雀春季栖息地选择研究

2008年2～5月,通过对南昌前湖地区的乔木、灌木、草地以及农田生境下的麻雀栖息地的调查与研究,共分析了57个觅食地样方和70个休息地样方。结果表明,对麻雀觅食地影响的主要因素依次为距建筑物距离、草本盖度和草本均高;对其草地生境休息地影响的主要因素依次为距建筑物距离、草本均高和距水源地距离;而树木盖度对其乔木和灌木生境休息地选择最为关键。总体上,麻雀喜欢在距建筑物较近且植被不太茂密的地方觅食。总之,人类活动是麻雀栖息地选择的最主要影响因素,为了获得更多的食物,麻雀选择到人类活动区域来觅食和休息,但是过于频繁的人类活动也会干扰到它们的觅食和休息行为。

Habitat Selection of Tree Sparrow(Passer montanus) in Spring

Habitat of tree sparrow(Passer montanus) in arbor,shrub,grass and farmland vegetation had been investigated in Qianhu area of Nanchang from Feb to May of 2008.Through analysis on 57 foraging and 70 roosting habitats samples,the results showed that three primary factors including the distance to the buildings,the cover and the average height of grass determined selection in the foraging habitat,three factors including the distance to the buildings,the grass height and the distance to the water source dominan...