摘要
利用敦化市1999年和2009年两次森林资源二类调查资料,对10年间森林资源动态变化情况进行分析。结果表明:全局10年间林木资源总体呈正增长,林业用地面积增加了826.3hm2,森林覆盖率提高了2.49%;但另一方面也存在个别地方过量采伐、过度放牧、耕地侵蚀林地等问题。
Based on the inventory data of forest resource in 1999 and 2009,the forest resource dynamic was analyzed in Dunhua city.The results showed that forest the forest land area increased for 826.3 hm2,and forest coverage rate increased for 2.49%.But there were some probloms including excessive logging,overgrazing,Occupation of forest land.
出处
《林业勘查设计》
2011年第1期15-17,共3页
Forest Investigation Design
关键词
森林资源
分析
Forest resource
Dynamic analysis
