粤东鸿图嶂西南坡的南亚热带常绿阔叶林

THE SOUTH-SUBTROPICAL EVERGREEN BROAD-LEAF FOREST ON SOUTHWEST SLOPE IN HONGTUZHANG,EAST GUANGDONG

摘要:

鸿图嶂西南坡的自然林属于南亚热带常绿阔叶林类型．它具有从热带雨林向亚热带常绿阔叶林过渡的特性，种类组成复杂，以壳斗科、樟科、冬青科、金缕梅科、鼠刺科和五列本科等的种类占优势．它属于次生林类型，大多数乔木都是由萌芽更新而成的，林龄约３５年，目前正处在次生演替的中后期阶段。本文还讨论了南亚热带常绿阔叶林的合理利用和保护问题．

Abstract:

The natural forest in southwest slope of Hongtuzhang belongs to south-subtropical evergreen broad-leaf forest.It has transitional characteristics from tropical rain forest to subtropical evergreen broad-leaf forest.The floristic components are complicated,dominated by the species of Fagaceae,Lauraceae,Aquifoliaceae,Hamamelidaceae,Escalloniaceae and Pentaphylacaceae.It is a secondary forest with age of 35 years.Most of the trees grow up from sprouts.The forest is now in the middlelate stage of secondary succession.Suggestions on the rational utilization and protection of the forest are made.