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位于鄂尔多斯高原上的伊克昭盟,是一个干旱少雨、风大沙多的地区。这里轻度以上的沙化土地面积有7.6万平方公里,占全盟总土地面积的87.5％。风沙危害严重影响着伊盟农牧业经济的发展。人们在寻找治沙、改土、夺丰收的良策。早在“大跃进”时期,伊盟就在条件比较恶劣的库布齐沙漠腹地飞播造林100多万亩,因保存率仅1～3％,便终止了这项尝试。1977年,西北六省
Located in the Ordos Plateau Iq Zhao League, is a dry, rainy, sandy and more areas. Here more than mild desertified land area of 76,000 square kilometers, accounting for 87.5% of the total land area of the League. The damage caused by sandstorms seriously affected the economic development of the agricultural union in Iran. People are looking for sand control, soil improvement, harvesting good policy. As early as during the “Great Leap Forward”, the Iranian Alliance flew over 1 million mu of afforested forests in the hinterland of the poor conditions in the Kubuqi Desert, ending the attempt because of the preservation rate of only 1-3%. In 1977, six provinces in Northwest China