摘要: |
为了掌握平塘县灌木林情况,通过 3S 技术结合贵州省第四次森林普查和第二次国土普查数
据,分析了平塘县灌木林的空间特征和组成结构。结果表明:灌木林占了平塘县国土面积的 23.24%,灌
木林主要分布在平塘的中部、南部以及西南部,其中卡罗乡和鼠场乡灌木面积最多,分别占了国土面积
的 49.90% 和 48.41%;平塘县灌木林种以水土保持林为主,其次为薪炭林;国家特别规定灌木林地占平
塘县灌木林的绝大多数;灌木林起源主要以天然林为主。另外平塘县灌木林的空间分布和组成主要受自
然因素影响,尤其是喀斯特地貌,人为因素促进了平塘县植被的生长和生态环境治理。 |
关键词: 灌木林 空间分布 组成结构 平塘县 |
DOI: |
分类号: |
基金项目:贵州省科技计划项目“黔科合支撑[2016]2518号、黔科合平台人才[2017]5720”;贵州科学院科技计划项目“土地资源可持续利用创新人才团队、黔科院字[2017]4-6号、黔科院J合字[2017]19号、黔科院字[2018]14-16号”;贵州省财政专项资金项目“基于小流域为单元的土地整治工程体系、标准及效益评价研究”、“贵州省绿色土地整治工程研究”。 |
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Distribution Characteristics and Composition of Shrubbery in Pingtang County, Guizhou Province |
Meng Guangwei,Dong Yanyan,Chen Yuan,Zhang Huijiang and Xie Gang
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Guizhou Institute of Forest Inventory and Planning,Guizhou Institute of Mountain Resources,Guizhou Academy of Sciences,Guiyang,Guizhou Institute of Mountain Resources,Guizhou Academy of Sciences,Guiyang,Guizhou Institute of Mountain Resources,Guizhou Academy of Sciences,Guiyang,Guizhou Institute of Mountain Resources,Guizhou Academy of Sciences,Guiyang
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Abstract: |
In order to grasp the shrubbery forest situation in Pingtang county, through 3S technology
combined with second-class investigation and Guizhou forest census data, The spatial characteristics and
composition of shrubbery in Pingtang county are analyzed. The results show: shrubbery covers 23.24% of
Pingtang county’s land area, shrubbery is mainly distributed in the middle, south and southwest of Pingtang,
among them, the shrubbery in caro and rodent field are the largest. They account for 49.90% and 48.41% of the
land area respectively; Shrubby forests in Pingtang county are mainly soil and water conservation forests. then
there are the firewood forests; The state stipulates that the shrubbery is the majority of shrubbery in Pingtang
county; Pingtang county shrubbery mainly to the natural forest. The spatial distribution and composition of
shrubbery in Pingtang county is mainly influenced by natural factors, especially karst landform factor, which
promotes the growth of vegetation and ecological environment treatment in Pingtang county. |
Key words: shrubbery spatial distribution composition structure Pingtang county |