摘要
在实地调查的基础上 ,本文对神农架大九湖泥炭藓沼泽的植被组成 ,群落学特征 。
On the basis of the on-the-spot investigation, this paper describes the vegetation composition, community characteristics and development tendency of Sphagnum palustre bog situated at a basin of Dajiuhu in Shennongjia, Hubei. The investigation results show:(1) the Sphagnum palustre bog has herb layer in which Juncus canciuns is the dominant species and moss layer in which Sphagnum palustre is the key species. Comparing to the investigation result in 1980s, the bog has more plant species and more nutrition-rich plant and the area of the bog decreases and Polytrichum commune hills appeared in the bog. The bog is degenerating from nutrition-poor bog to nutrition-medium bog or nutrition-rich bog.
出处
《贵州科学》
2001年第4期101-104,80,共5页
Guizhou Science
基金
全球环境基金项目 (GEF)神农架国家级自然保护区植被调查
