Trees were planted in the vicinity of Lhasa,and in important agricultural areas forest shelter belts were built around the fields to reduce soil erosion by sand.

 
  • 在拉薩周邊地區實(shí)施造林綠化工程,在重要農業(yè)區推廣農田林網(wǎng)化,降低風(fēng)沙對土壤的侵蝕。
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