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作 者:刘华周[1] 陈海霞[1] 张岳芳[2] 亢志华[1]
机构地区:[1]江苏省农业科学院农业经济与信息研究所,江苏南京210014 [2]江苏省农业科学院农业资源与环境研究所,江苏南京210014
出 处:《江苏农业学报》2010年第6期1395-1401,共7页Jiangsu Journal of Agricultural Sciences
基 金:国家"十一五"科技支撑计划项目(2007BAD89B12-4)
摘 要:立足于国内循环农业模式的发展现状,分析了苏南地区稻麦两熟制农田循环清洁生产模式的特征,开展了生态经济调查、资料收集与整理,构建了评价指标体系;根据试验获得的评价数据,从农业的高产高效、生态环保、物质再利用3个准则层入手,运用专家调研法、层次分析法和加权求和法,评价了常规农业生产模式和循环农业生产模式。评价结果显示,与常规农业生产模式相比较,循环农业生产模式具有明显的优越性,但循环农业生产模式中甲烷排放量大于常规农业生产模式。Based on the development status of domestic circular agriculture,clean production in rice-wheat cropping farmlands was characterized,the data of ecological economy were collected and sorted,and the system of evaluating indicator was designed.According to the evaluating data and the criteria of high yield with high efficiency,environmental protection and material reuse,the models of common agricultural production and circular agricultural production were evaluated by expert investigation,analytical hierarchy process and weighted sum.The evaluation results showed that circular agricultural production model was superior to the common agricultural production,however the CH4 emission of circular agricultural production was higher than that of the common agricultural production,which should be resolved in the future.
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