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封山育林育草
释义
封山育林育草
Encyclopedia
农学
水土保持林草措施
释
exclosure for vegetation restoration
封山育林育草
对具有天然下种或萌蘖能力的疏林及无立木林地、宜林地、灌丛、退化草地实施封禁,以保护植物的自然繁殖生长,并辅以人工促进手段,促使其恢复形成森林或灌木或草本植被的技术措施。
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upper sum
upper surface
upper tangent arc
upper topological limit
upper transit
upper triangular group
upper triangular matrix
upper-trimmed subsequence
upper type
upper unitriangular matrix
upper urinary tract infection
upper urinary tract lithiasis
upper value
upper variation
Upper Volta
upper water level for flood control
Upper Xiajiadian Culture
upper Yangtze platform
Upper Yangtze River Rare and Endemic Fish National Nature Reserve
Uppsala General Catalogue of Galaxies
Uppsala University
up-punching type
up quark
upright
Upright Commissioner Yu Chenglong
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