The area of artificial forestation, forest cover rate and forestry land were increasing steadily, but trees along the road and field were reducing greatly.
人工造林面积、森林覆盖率和林业用地面积平稳上升，但四旁植树株数下降幅度较大。
In this paper, the importance of artificial forestation in the grassland is tried to be discussed from the change of soil property and the action of wind erosion and sedimentary sand.
本文试图从土壤特性变化和风蚀积沙作用方面探讨草原人工造林的重要性。
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