Thus, GIS is a important tool for monitoring change of forest landscape and protecting forest resources.
因此,GIS在监测森林景观变化和保护森林资源方面是一个十分有用的工具。
Using Geographic Information System(GIS), the change of landscape pattern in Zhangjiajie National Forest Park during 1990—2000 was studied.
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。
Results showed that the area proportion of each forest landscape type was strongly influenced by comparative earnings of land exploitation and would change with fluctuation of market price.
结果表明:森林景观类型的比例与林地利用的经济效益成正比,并受市场行情波动的影响较大;
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