更新造林；管护；措施施。
该文简要介绍了陕北风沙干旱地更新造林的试验成果。
The author gives a brief introduction to the experimental result of reforestation in the arid sandy areas of Northern Shaanxi province.
该文简要介绍了陕北风沙干旱地更新造林的试验成果。
The author gives a brief introduction to the experimental result of reforestation in the arid sandy areas of Northern Shaanxi province.
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