[1]凌小惠,刘悦翠,王锐.基于"3S"技术的延川县森林资源调查数据的动态分析[J].西北林学院学报,2009,24(04):37.
 LING Xiao-hui,LIU Yue-cui,WANG Rui.Dynamic Analysis to Inventory Data of Forest Resource in Yanchuan County Based on"3S"Techruogy[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2009,24(04):37.
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基于"3S"技术的延川县森林资源调查数据的动态分析 ()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第24卷
期数:
2009年04期
页码:
37
栏目:
森林生物学
出版日期:
2009-07-31

文章信息/Info

Title:
Dynamic Analysis to Inventory Data of Forest Resource in Yanchuan County Based on"3S"Techruogy
作者:
凌小惠; 刘悦翠; 王锐
陕西省林业技术推广总站,陕西,西安,710082;西北农林科技大学,林学院,陕西,杨陵,712100
Author(s):
LING Xiao-hui; LIU Yue-cui; WANG Rui
关键词:
3S技术 森林资源 动态分析 延川县
分类号:
S757.2
文献标志码:
A
摘要:
以延川县为研究对象,1984年<陕西省延川县农业资源调查和农业区划报告集>和2005年森林资源调查数据为基础,运用3S(RS、GIS、GPS)技术分析和评价了该县14个乡镇森林资源的数量、种类及其结构在时间和空间上的动态变化.结果表明:林地面积增加47 173.1 hm2,有林地面积增加了15 100.7 hm2,疏林地面积增加了2 972.8 hm2,未成林造林地面积增加了32 222.4 hm2,宜林地面积减少了4 759.8 hm2,森林覆盖率提高了7.58.两期资源动态变化总趋势是:林业用地面积增加,非林业用地面积减少,总蓄积量持续增加,森林资源进入良性循环.

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更新日期/Last Update: 2010-04-29