人工辅助能产投比的高低从总体上反映了农业生态系统的功能和生产效率，是系统结构功能的体现，是评价农业生态工程的重要指标。文章以河南新县10户农民为案例，具体介绍了人工辅助能产投比的计算研究方法，并报告了连续3年的研究结果。

The output-input ratio of the artificial Supplementary energy reflects the function and productivity of an agro-eco-engineering as a whole. It is one of the important indicators measuring the effects of an agro-eco-engineer. The output-input ratio for artificial supplementary energy of Henan Xinxian´10 peasant families has been calculated successively for three years.