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森林更新调查的结果直接关系到判明森林资源采伐利用后能否迅速得到更新和扩大森林资源的可行性，以用确定采取何种采伐方式和更新方法来保证森林资源得以不断更新和扩大。而且有利于不断提高林木的质量和生长率，以达到永续利用的目的。下面介绍用徘徊四分法进行森林天然...
The results of the forest renewal survey are directly related to the feasibility of determining whether forest resources can be rapidly updated and expanded after the harvesting and utilization of forest resources are used to ensure that forest resources are continuously updated and expanded by determining the methods of harvesting and updating. But also conducive to continuously improve the quality and growth rate of forest in order to achieve the purpose of sustainable use. The following describes the use of hovering quarters for forest natural ...