林隙是森林景观格局中一种广泛存在的干扰现象。
Forest gap is one of wide range interference phenomena in forest landscape pattern.
白桦林、樟子松、云杉、山杨等以较分散的小斑块分布于森林景观斑块中形成异质森林景观格局。
The Birch, pine, spruce, aspen and so on. in a more scattered distribution of small patches of forest landscape form heterogeneous patches of forest landscape pattern.
利用地理信息系统（GIS）技术，研究1990—2000年张家界国家森林公园景观格局的变化。
Using Geographic Information System(GIS), the change of landscape pattern in Zhangjiajie National Forest Park during 1990—2000 was studied.
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