建国以来,特别是党的三中全会以来,杭锦后旗农业生产的特点是越来越多地向农田生态系统输入外加能,如化肥、农药、畜力、农用燃料、农业机械、劳力及电力等.由于无机能的不断增加,已引起农业生产结构、管理、生产力、成本及经济效益等一系列的变化.本文根据内蒙古农科院作物 Since the founding of the People’s Republic of China, especially since the Third Plenary Session of the Party, agricultural production in Hangjinhou Banner is characterized by more and more inputs of applied energy such as fertilizers, pesticides, animal husbandry, agricultural fuels, agricultural machinery, labor and electricity into the farmland ecosystem. Inorganic function has been continuously increased, which has caused a series of changes in agricultural production structure, management, productivity, cost and economic benefits, etc. According to the crop of Inner Mongolia Academy of Agricultural Sciences