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20 0 1年 2月 2 3日 ,山西省第九届人民代表大会第四次会议批准的《山西省国民经济和社会发展第十个五年计划纲要》中指出 :以太行山、吕梁山和沿黄地区的生态绿化为重点 ,加强生态建设。加强防护林、水源涵养林、用材林、经济林建设 ,逐步使 2 5°以上的陡坡地退耕还林还草 ,
On February 23, 2001, the “Outline for the Tenth Five-year Plan of Shanxi Province for National Economic and Social Development” approved by the Fourth Session of the Ninth People’s Congress in Shanxi Province pointed out: Taking Taihang Mountain, Luliang Mountain and along the The ecological afforestation in the Yellow River area will focus on strengthening ecological construction. Strengthen shelterbelt, water conservation forest, timber forest, economic forest construction, and gradually 2 5 ° steep slopes of returning farmland to forests and grasslands,