边缘效应与生物多样性

Edge effect and biodiversity

自从边缘效应提出以来，许多生态学家对它与生物多样性之间的关系进行了研究。大量的事实显示出边缘效应会表现出正效应或负效应，其结果并不完全一致。边缘效应的利用、管理和生物多样性保护是一项有意义而紧迫的工作。

The relationship between edge effects and biodiversity has been the focus of stu dy of many ecologists since the concept of edge effects was proposed. A lot of evidences and theoretical arguments indicate that edge effects are characterized by positive or negative effects.The results varied.Application and management o f the edge effects, as well as the protection of biodiversity are important and urgent.