植被覆盖率通常是指森林面积占土地总面积之比，一般用百分数表示。但国家规定在计算森林覆盖率时，森林面积还包括灌木林面积、农田林网树占地面积以及四旁树木的覆盖面积。森林覆盖率，是反映森林资源和绿化水平的重要指标。中国森林覆盖率系指郁闭度0.3以上的乔木林、竹林、国家特别规定的灌木林地、经济林地的面积，以及农田林网和村旁、宅旁、水旁、路旁林木的覆盖面积的总和占土地面积的百分比。
Among the five fusion images the Brovey image had the highest classification accuracy , it was 99.5% , and it was high enough for the acquirement of the vegetation coverage of the city.
尤其是Brovey融合图像提取植被信息的精度达到99.5％，已经能够满足准确提取植被覆盖率的需要。
参考来源 - 基于ETM数据的城市小片林面积估计探讨·2,447,543篇论文数据，部分数据来源于NoteExpress
亚洲西南部的气候变化更为微妙，因为它们涉及到山地雪线、降雨模式和植被覆盖率的变化。
The climatic changes in southwestern Asia were more subtle, in that they involved shifts in mountain snow lines, rainfall patterns, and vegetation cover.
还叙述了在测量植被覆盖率时如何选择分辨率及其影响。
It also narrates how to select resolving power as well as effects in the measurement of the percentage of vegetation.
我国东南山区植被覆盖率高，进行土壤遥感调查困难重重。
Planting and making forests is to raise the earth's vegetation plant cover rate.
应用推荐