Wei-fieldirrigation in this river structure was small Wei-field pattern.
这种结构下的圩田水利模式一般是小圩模式。
2
Water saving techniques include spray irrigation, micro irrigation, channel leakage prevention, low pressure pipe transport of water, reform of fieldirrigation, and so on.
节水技术包括：喷灌、微灌、渠道防渗、低压管道输水、田间灌水技术改进等。
3
An automatic control system of fieldirrigation has been studied for. Reasonable irrigation and saving water and fitting to water-saving shallow and wet irrigation scheduling.