陕北资源开发区植被恢复与重建制约因子调查分析

Restricting Factors of Vegetation Restoration and Reconstruction in Resources Development Zone in the North of Shaanxi

通过实地调查与统计资料分析相结合,研究了陕北资源开发区植被恢复与重建制约因子。经专家模糊综合评价法和相关分析法评价,结果表明,水分、人为活动、风速、土壤及温度是影响该区植被恢复与重建的主要影响因子,其中水分是主导环境因子,人为活动是主导社会因子,在植被恢复和重建中必须加以重视,因势利导,以提高植被恢复与重建成效。

Restrictive factors of vegetation restoration and reconstruction in resources exploited zone of north of Shaanxi were analyzed on the basis of field investigation and statistic information.Fuzzy analysis and assessment revealed that water,human activities,wind speed,soil and the temperature were the main restrictive factors influencing vegetation restoration and reconstruction.Of the restrictive factors,water is the dominant ecological facto while human activity is the dominant social factor,which should be given increased attention during the process.