周宁县水松天然林群落多样性分析

Analysis on the Natural Forests Community Diversity of Glyptostrobus pensilis(Staunt.)Koch in Zhouning County

该文对周宁县仙风山水松天然林群落物种多样性进行研究,结果表明:该群落乔木层有4科4属4种,灌木层有9科15属16种,草本层有9科11属11种植物。乔木层水松种群占有绝对优势,重要值达79.1%;其次为湖北海棠,重要值达14.59%;灌木层上占有优势地位的是半边月,重要值达23.77%;草本层,主要以水生芦苇为主,重要值为32.21%。该水松天然林生长环境独特,物种丰富。

Though studying on the natural forests Community Diversity of Glyptostrobus pensilis（Staunt.）Koch inthe Xianfeng mountain of Zhouning County,the result showed that the species of tree stratum in the community be.long to 4 families,4 genus,4 species,the species of shrub layer belong to 9 families,15 genus,16 species,the spe.cies of herb layer belong to 9 families,11 genus,11 species. Glyptostrobus pensilis and Weigela japonica and Phrag.mites communis were the dominant species and their importance value were 79.1% and 23.77% and 32.21% of thespecies of the lamellar respectively. The natural forests of Glyptostrobus pensilis had unique growth environment andrich species.