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位于黄土高原西部水土流失严重的宁南山区,地势高亢,气候干燥、寒冷,自然灾害频繁,农业生产低而不稳,广大人民处于“三料”俱缺的困境。长期以来,为了改变该区自然面貌,开展了群众性的植树造林,但由于违背自然规律,片面强调乔木生产,忽视灌木建设,收效不大。据1980年宁夏固原县农业自然资源调查,解放后30多年,全县(含今彭阳县)累计造林总面积7.54
Located in the south of the Loess Plateau with serious soil erosion and erosion in the mountainous area of Ningnan, the terrain is high, the climate is dry, cold and frequent natural disasters. The agricultural production is low and unstable, and the majority of the people are in a dilemma of “three materials”. For a long time, in order to change the natural appearance of the area, mass afforestation has been carried out. However, due to the violation of the laws of nature, one-sided emphasis has been put on tree production and neglect of shrub construction, with little effect. According to the 1980 survey of agricultural natural resources in Guyuan County of Ningxia, more than 30 years after the liberation, the total area afforestation of the entire county (including the present-day Pengyang County) was 7.54