额济纳绿洲棉田节水灌溉试验综合效益分析

The Comprehensive Benefit Analysis of Water—saving Test of Cotton Field Irrigation on Ejina Oasis

在额济纳绿洲首次开展了棉花滴灌、防渗渠灌等节水灌溉试验 ,结果表明 ,节水灌溉技术与绿洲内漫灌相比 ,可收到明显的节水增产效益、节地省工效益以及经济效益 ,是一种行之有效的灌溉方法。在绿洲水资源缺乏的现状下 ,农业的持续发展主要依赖于节水灌溉技术 ,节水灌溉将是绿洲今后发展的必然趋势 ,建议绿洲发展滴灌、防渗渠灌等节水灌溉技术。

Cotton test of water saving irrigation ,such as drip irrigation and canal irrigation of preventing seepage, was taken through for the first time on Ejina oasis Based on investigated information, The Paper compares to comprehensive benefits of water saving irrigation technique and flooding irrigation technique The following shows that water saving irrigation will produce notable saving water and increasing production benefit, saving field and work efficiency and economy benefits, the result proves t...