圆形喷灌机节水示范区效益评价与分析

Benefit evaluation and analysis of water saving demonstration zone by use of circular sprinkler machines

计算了圆形喷灌机节水示范区灌溉工程的建设投资费用、年运行费用和效益,并对其进行国民经济评价和社会效益、生态效益分析。结果表明,与地面传统灌溉方式相比,采用圆形喷灌机进行灌溉可以减少劳动强度,提高工作效率,增加作物种植收益,产生显著的经济、社会和生态效益。

The construction investment,annual operating cost and benefit of the irrigation project in a water saving demonstration zone by use of circular sprinkler machines were calculated.Its national economy was evaluated,and its social and ecological benefits were analyzed.The results show that compared with the traditional irrigation methods,the utilization of the circular sprinkler machines may reduce the labor intensity,raise the working efficiency and enhance the income of planting crops.It will lead to remarkable economic,social and ecological benefits.