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Changes in liana community structure and functional traits along a chronosequence of selective logging in a moist semi-deciduous forest in Ghana
Plant Ecology & Diversity ( IF 1.5 ) Pub Date : 2019-10-13 , DOI: 10.1080/17550874.2019.1675095
Patrick Addo-Fordjour 1 , Bismark Ofosu-Bamfo 2 , Francis Kwofie 1 , Nukunu Akyea-Bobi 1 , Fidaus A. Rahman 1 , Emmanuel Amoah 1
Affiliation  

ABSTRACT Background: Lianas are an important component of tropical forests that respond to logging disturbance. Determining liana response to selective logging chronosequence is important for understanding long-term logging effects on lianas and tropical forests. Aims: Our objective was to quantify the response of liana communities to selective logging chronosequence in a moist semi-deciduous forest in Ghana. Methods: Liana community characteristics were determined in ten 40 m × 40 m plots randomly and homogenously distributed in each of four selectively logged forest stands that had been logged 2, 14, 40 and 68 years before the surveys and in an old-growth forest stand (ca. >200 years). Results: Liana species composition differed significantly among the forest stands, as a function of logging time span, while species richness fluctuated along the chronosequence. The abundance of liana communities and of reproductive and climbing guilds was lower in the logged forests than in the old-growth forest. The ratio of liana abundance and basal area to those of trees was similar in the logged forests, but significantly lower than those in the old-growth forest. Conclusions: Logging impacts on liana community structure and functional traits were largely evident, though no clear chronosequence trends were recorded, except for species composition.

中文翻译:

加纳湿润半落叶林中藤本植物群落结构和功能性状沿选择性采伐的时间序列变化

摘要背景:藤本植物是应对伐木干扰的热带森林的重要组成部分。确定藤本植物对选择性采伐时间序列的响应对于了解藤本植物和热带森林的长期采伐影响非常重要。目标:我们的目标是量化藤本植物群落对加纳潮湿半落叶林中选择性采伐时间序列的反应。方法:在调查前 2、14、40 和 68 年采伐的 4 个选择性采伐林分中的每一个和一个老林林分中随机均匀分布的 10 个 40 m × 40 m 样地确定藤本植物群落特征。 (大约> 200 年)。结果:作为采伐时间跨度的函数,林分之间的藤本植物物种组成存在显着差异,而物种丰富度则沿时间序列波动。砍伐森林中的藤本植物群落以及繁殖和攀缘行会的丰度低于原始森林。采伐林中藤本植物丰度和基面积与树木的比值相似,但显着低于老生林。结论:伐木对藤本植物群落结构和功能性状的影响在很大程度上是明显的,但除物种组成外,没有记录明确的时间序列趋势。
更新日期:2019-10-13
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