论文部分内容阅读
本文结合农九师典型灌区建设实例和全师建设实况，用系统观点分析了新建灌区和灌区改建中地面灌与喷灌建设投入、产出关系，得出了喷灌较地面灌更为经济可靠的结论。
In this paper, the construction of typical irrigated area of Nongjiushu and the construction of the whole division are analyzed. The relationship between inputs and outputs of surface irrigation and sprinkler irrigation in the new irrigated area and irrigated area is analyzed from the point of view of system. The conclusion is drawn that the irrigated field is more economical and reliable than the surface irrigation .