摘要
对鄱阳湖圩区生态农业建设过程中农业生态系统的能量流动、养分循环进行分析比较,结果表明,通过生态农业建设,合理调控农业生态系统的能量流动及养分循环,可提高系统生产力,增加经济效益,改善农业生态环境.
After analysis of energy flow and nutrient cycle in crop, livestock subsystem and farm product processing before (1985) and after (1986) the ecological agriculture system carried out in Henghu State Farm, Jiangxi province, it showed that the rational regulation and control of energy flow and nutrient cycle could improve agroecosystem productivity and farm enviroment.
出处
《江西科学》
1993年第1期27-31,共5页
Jiangxi Science
关键词
农业
生态系统
养分循环
Agroecosystem, Energy flow, Nutrient cycle, poyang Lake's polder
