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敖汉旗大五家大队学习外地经验,从1980年开始,重新规划农林牧用地,采取工程措施与生物措施相结合方法,开展小流域综合治理,经过三年奋战,已初见成效。这个大队总土地面积58,370亩,其中水土流失面积多达51,590亩。光山秃岭,植被稀疏,流沙滚滚,一遇
Aohan Banner five brigades to learn field experience, from 1980 onwards, re-planning of land for farming, forestry, animal husbandry, to take engineering measures and biological measures combined approach to carry out comprehensive management of small watershed, after three years of hard work, has achieved initial success. The brigade has a total land area of 58,370 mu, including 51,590 mu of soil erosion. Guang Shan Bald Ridge, sparse vegetation, fast-flowing, a case