The impacts of liana cutting intensity on biodiversity and carbon in logged Bornean forests
The impacts of liana cutting intensity on biodiversity and carbon in logged Bornean forests
批准号:
2883955
负责人:
金额:
$0.0万
依托单位:
依托单位国家:
英国
项目类别:
Studentship
财政年份:
2023
资助国家:
英国
项目状态:
未结题
起止时间:
2023 至 --
中文摘要
大多数热带森林已被砍伐。恢复的一个主要限制是附生藤本植物的生长,它们占砍伐森林生物量的20%左右。虽然藤本植物抑制树木生长,阻止幼苗补充,增加树木死亡率,但它们为动物提供了重要的资源,包括果实、觅食机会和庇护所。为促进森林恢复,已开始大规模砍伐藤本植物,但其长期效果尚不清楚。2019年,我们在婆罗洲约350公顷的砍伐森林中开展了藤本植物砍伐试验。我们的实验是全球第一个在一系列强度(加上未切割的对照)下应用藤本植物切割的实验,并监测了切割前的植物、屎壳郎和声学(包括鸟类)多样性。这个ACCE博士项目将利用这个独特的实验来了解藤本植物砍伐对碳储量和生物多样性的影响。
英文摘要
Most tropical forests have been logged. A major limitation on recovery is the growth of epiphytic lianas, which comprise ~20% of biomass in logged forests. While lianas inhibit tree growth, prevent seedling recruitment, and increase tree mortality, they provide vital resources for fauna including fruits, foraging opportunities, and shelter. To facilitate forest recovery, large-scale liana cutting has been initiated, but the long-term effectiveness is poorly understood. In 2019, we initiated a liana cutting experiment in ~350 hectares of logged forest in Borneo. Our experiment is the first globally to apply liana cutting at a range of intensities (plus uncut controls) and monitored pre-cutting plant, dung beetle and acoustic (including bird) diversity. This ACCE PhD project will utilize this unique experiment to understand the consequences of liana cutting for carbon stocking and biodiversity.
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