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我省中部干旱地区包括定西、会宁、通渭、陇西、渭源、临洮、靖远七个县,境内除黄河、洮河、渭河、祖历河等几条主要河流沿岸有部分川水区外,其余大部分为丘陵起伏、沟壑纵横,无灌溉条件的干旱山区。其特点是:山高坡陡、土壤松散,气候干燥,植被稀少,水土流失严重,自然灾害频繁。如何改变这种局面?造林种草就是改变这类地区自然面貌,促进农业生产的有力措施之一。
Arid areas in central China include Dingxi, Huining, Tongwei, Longxi, Weiyuan, Lintao and Jingyuan counties. In addition to several major rivers such as the Yellow River, the Weihe River, Weihe River and Zuhe River, there are some Chuanshui areas along the coast Most of the rest are arid mountainous areas with hilly rolling, ravines, and irrigating conditions. Its features are: steep slopes, loose soil, dry climate, scarce vegetation, serious soil erosion, frequent natural disasters. How to change this situation? Afforestation and grass planting is one of the powerful measures to change the natural appearance of such areas and promote agricultural production.