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吴旗县总土地面积3782km~2,水土流失面积3693km~2占97％,年侵蚀模数高达1.65万T/km~2。干旱、洪水、冰雹,霜冻、大风等自然灾害频繁。1995年大旱270多天,损失近亿元。 为改变自然条件,改善生态环境,当地政府从80年代初组织群众大面积种植沙棘,经过十几年的持续发展,到1996年底,全县沙棘面积达到4.4万ha。沙棘资源的迅速发展,逐步改变着吴旗的自然条件和生态环境。水保、经济、社会效益日益突
Wuqi County has a total land area of 3782km ~ 2, an area of 3693km ~ 2 accounting for 97% of the total area and an annual erosion modulus of up to 16,500T / km ~ 2. Droughts, floods, hail, frost, winds and other natural disasters are frequent. More than 270 days of drought in 1995, the loss of nearly 100 million yuan. In order to change the natural conditions and improve the ecological environment, the local government organized large-scale planting of seabuckthorn from the early 1980s. After more than a decade of sustained development, by the end of 1996, the seabuckthorn area of the county had reached 44,000 ha. The rapid development of seabuckthorn resources, and gradually change the natural conditions and ecological Wu Qi. Water conservation, economic and social benefits have become increasingly prominent