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田间灌排渠系配套工程是农田基本建设重要组成部分,可明显增加了农业产量,促进农业增产、农民增收,并节约水资源,缓解用水矛盾。但农田基本建设中田间灌排渠系必须科学地配置、建设,才能减少投资,发挥其应有的效能。1·渠系配套选择与配置原则田间灌排渠系指末级固定渠道(农渠
Field irrigation and drainage system supporting project is an important part of farmland infrastructures, which can obviously increase agricultural output, increase agricultural output, increase farmers’ income, save water resources and ease water use conflicts. However, field irrigation and drainage system in farmland infrastructures must be allocated and constructed scientifically in order to reduce investment and make full use of its due efficiency. 1. Choice of Canal Facilities and Configuration Principles The field of canal irrigation and drainage system refers to the final fixed channel (agricultural drainage