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Effects of Logging on Forest Regeneration in South-Eastern Nigeria

机译:伐木对尼日利亚东南部森林更新的影响

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This research work was carried out in the tropical high forests of Iwuru community, in Cross River State; South Eastern Nigeria. The focus was to determine the effect of logging intensity on forest regeneration status. Twenty four plots of one hectare each were laid. The plots were classified as lightly logged, moderately logged, severely logged and unlogged (control) based on levels of canopy opening and number of tree stands per hectare. Each category had 6 plots. Data on the number of regenerating seedlings in each of the sample plots were enumerated. Mean differences and analysis of variance were the statistical models applied to the data set. A positive statistically significant correlation was observed between logging and forest regeneration as the number of seedlings increased with logging intensity. The long term implication of this for rainforest recovery is highlighted.
机译:这项研究工作是在Cross River州Iwuru社区的热带高森林中进行的;尼日利亚东南部。重点是确定伐木强度对森林更新状况的影响。分别布置了二十块一公顷的土地。根据树冠开放程度和每公顷林木数量,将这些土地分为轻度伐木,中度伐木,重度伐木和未伐木(对照)。每个类别有6个地块。列举了每个样地中再生幼苗的数量数据。平均差异和方差分析是应用于数据集的统计模型。随着采伐强度的增加,采伐与森林更新之间存在着统计学上的正相关关系。突出了这对雨林恢复的长期影响。

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