摘要
本文利用路线调查法对栽培速生杨的沅江江渚头垸和保持原始湿地环境的汉寿青山垸进行了鸟类资源调查。调查发现栽培杨树林后鸟类群落结构发生了改变,湿地鸟类物种数量减少,森林鸟类比例增加(达62%)。鸟类密度和多样性指数均有不同程度的降低。杨树林中鸟类群落结构单调,其中森林类型鸟类仅占洞庭湖区森林类型鸟类的24.1%.
The article is using route research method to report the resource of birds information of Qingshanyuan in Hanshou which is the area of maintaining primordial marsh land and Jiangzhntou of Yuanjiang.After research, the result shows that the community structure of birds had some changes due to the poplar planting. The birds species and quantity in the marsh are reducing. Sylvan birds percentage has increased 62%. Birds density and diversity measure have different levels of decreases. Birds in poplar forest has limited diversities. There is only 24.1% of forest birds in the forest birds communities of Dongting Lake Area.
出处
《农业现代化研究》
CSCD
北大核心
2008年第1期108-111,共4页
Research of Agricultural Modernization
基金
湖南省科技厅、教委、财政厅联合课题:湖南省动物志(编号:207041)
关键词
杨树林
湿地
鸟类
洞庭湖
poplar forest
marshland
birds
Dongting Lake
