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在蔬菜区发展固定喷灌的优越性已被普通承认,但也有些同志提出发展固定喷灌是否可取的问题。本文对上海郊区五年来已建的80座固定喷灌站的一些技术经济问题,进行初步分析探讨。
The superiority of fixed sprinkler irrigation in vegetable areas has been generally acknowledged, but some comrades have also raised the issue of whether the development of fixed sprinkler irrigation is desirable. In this paper, some technical and economic problems of 80 fixed irrigation stations built in the suburbs of Shanghai over the past five years are analyzed and discussed.