湖南省喷灌工程经济效益分析评价

Evaluation on the Benefit Analysis of Sprinkler Irrigation Projects in Hunan Province

到1991年底,湖南省已建灌溉设施111.3万亩,通过调查资料,对其历年喷灌工程的经济效益进行了计算、分析,并且结果与实际情况基本吻合。

Irrigation facilities have been set up in 111.3×10~4 mu. in Hunan Province by the end of 1991. The author has calculated and analysed the benefit of sprinkler irrigation projects of the past years in accordance with the data. The results are in basic agreament with the actual situation basically.