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Position: Home > Articles > EVALUATION AND ANALYSIS OF AGRICULTURAL ECO-ECONOMIC SYSTEM IN LANZHOU CITY BASED ON THE EMERGY THEORY Chinese Journal of Agricultural Resources and Regional Planning 2013,34 (002)

基于能值理论的兰州农业生态经济系统评价分析

作  者:
谈存峰;王生林
单  位:
甘肃农业大学经济管理学院
关键词:
能值理论;农业生态经济系统;兰州
摘  要:
运用能值理论和方法对兰州农业生态经济系统1996~2008年投入产出情况和可持续发展状况进行评价分析,结果表明,兰州农业系统对化肥、农药等工业辅助能投入依赖愈来愈强,对劳动力、种子、有机肥等可更新辅助能的投入逐渐减少;农业投入越来越高,生产成本不断提高,农业系统生产效率呈降低趋势,环境负载率的不断上升加大了农业生态环境压力,对兰州农业生态经济系统可持续发展带来不利影响.应大力发展有机、循环农业,拓展农业多种功能,推动农业发展方式转变,促进农业经济、社会和生态协调持续发展.
译  名:
EVALUATION AND ANALYSIS OF AGRICULTURAL ECO-ECONOMIC SYSTEM IN LANZHOU CITY BASED ON THE EMERGY THEORY
单  位:
College of Economics and Management,Gansu Agricultural University,Lanzhou 730070
关键词:
emergy analysis%agricultural eco-economic system%Lanzhou
摘  要:
The input-output and sustainable status of agricultural eco-economic system of Lanzhou city during 1996 to 2008 was evaluated on the basis of emergy theory.The results showed that more and more industrial assistant energy such as chemical fertilizer,pesticides,etc.were put into the agricultural eco-economic system in Lanzhou,while the input of renewable assistant energy such as labour power,seed and organic fertilizer decreased,which indicated the production efficiency of agricultural system had been decreased.The pressure of agro-environment was strengthened with the increase of environmental loading ratio,which made a negative effect on the sustainable development of Agricultural Eco-economic System in Lanzhou.Therefore,in order to promote agricultural economy,society and ecosystem harmonious and sustainable development,it should promote transformation of the mode of agricultural development,increase organic agriculture and circular agriculture.

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