天然次生林抚育间伐效果
Journal of Liaoning Technical University(Natural Science)（2008）
Abstract
在辽宁省本溪市草河口试验林场内设置固定标准地,观察杂木林抚育间伐效果.经过分析,中度间伐下的杂木林生长良好,活立木蓄积生长率最大,其余依次为弱度间伐区、对照区和强度间伐区.强度间伐区的草本和木本植物多样性最高,对照区、中度间伐区次之,弱度间伐区最低.从凋落物的年凋落量及贮量看,中度间伐区林地凋落物的凋落量和贮量均较合理,故认为中度间伐是适合于辽宁东部山区的森林采伐强度.
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Key words
Litter,Natural secondary forest,Plant diversity,Thinning density
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