Threshold value of epikarst runoff in forest karst mountain area;
森林覆盖的喀斯特地区表层岩溶带的产流阈值
Grey evaluation and forecasting of the forest coverage of Heilongjiang province;
黑龙江省森林覆盖率的灰色评价和模型预测
RS statistics and analysis for forest coverage of Beijing.;
北京市森林覆盖率遥感统计及其分析
Optimal protective effect of forest coverage on soil and water loss in Gansu Province;
甘肃水土流失区防护效益森林覆盖率研究
The research history, current situation and significance of prospecting technology and means in the primeval forest covered area are summarized.
文章综述了原始森林覆盖区勘查技术方法研究历史、现状及意义。
This article summarizes and compares the related quantitative standards of urban forests at home and abroad,such as urban forest cover rate,forest area.
文章总结并对比了国内外城市森林建设的相关量化指标,如城市森林覆盖率,森林面积等,为城市森林建设提供了一定的参考依据。