辉煌的敖汉林业风多沙大，水缺土瘠，山秃沟深是内蒙古赤峰市敖汉旗的主要环境特征。恶劣的生态条件，严重制约着国民经济各个领域的发展。建国后，敖汉人开始认识到植树造林，改善生态环境对发展经济的重要作用，不断地开展了大规模的植树运动。然而，六七十年代由于政策... Brilliant Aohan forestry windy and sandy, waterless soil barren, mountain bald deep groove Aohanqi Chifeng City, Inner Mongolia is the main environmental characteristics. Poor ecological conditions seriously restrict the development of the national economy in all fields. After the founding of the People’s Republic of China, Aohan people began to recognize the important role of tree planting and afforestation and the improvement of the ecological environment for economic development and carried out large-scale tree planting campaigns. However, the sixties and seventies due to policy ...