河西地区恒压变量与恒量变压节水灌溉方案设计及效益对比分析
Underground Water(2018)
Abstract
基于计算机自动化控制技术和喷灌、滴灌、管灌等节水灌溉技术,在河西地区设计了恒压变量和恒量变压节水灌溉两种方案并对作物增产效益、节水效益和节能效益三个方面进行比较.结果可知:恒量变压方案总效益较恒压变量方案多3.89元/亩,若推广1万亩,则多3.89万元/亩,经综合比较恒量变压方案略优于恒压变量方案.
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