In order to reduce irrigation water use and improve irrigationefficiency for field crops, a irrigation device was designed.
为了解决大田作物定时定量灌溉控制问题，介绍了一种自行研制的可移动式农田小定额灌溉装置。
2
This paper addressed the sprinkler equipments supply in China and water saving effect, as well as the affecting factors in the irrigationefficiency.
本文系统阐述了我国喷灌设备生产水平，喷灌技术的节水效果和影响灌溉效率的因素。
3
The relationship between soil moisture in various soil horizon and senescence, and irrigationefficiency of different irrigation scheme have been discussed.