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
大多数热带雨林都被砍伐了。恢复的一个主要限制因素是附生藤本植物的生长,附生藤本植物约占伐木森林生物量的20%。虽然藤本植物抑制了树木的生长,阻止了幼苗的更新,增加了树木的死亡率,但它们为动物提供了重要的资源,包括水果、觅食机会和庇护所。为了促进森林恢复,已经开始了大规模的藤本植物采伐,但长期效果尚不清楚。2019年,我们在婆罗洲约350公顷的伐木森林中启动了藤本植物采伐试验。我们的实验是第一次在全球范围内应用各种强度的藤本植物采伐(加上未采伐的对照),并监测采伐前植物、粪甲虫和声音(包括鸟类)的多样性。这一ACCE博士项目将利用这一独特的实验来了解藤本植物砍伐对碳储存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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