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wo guo nong tian guan gai shi ye mian lin de wen ti
Pages: 33
Year: Issue:  7
Journal: Farm Machinery Using & Maintenance

Abstract: 我国水资源时空分布极不均匀,且随着人口增加、经济发展和城市化水平的提高,水资源供需矛盾日益尖锐,农业干旱缺水和水资源短缺已成为我国经济和社会发展的重要制约因素,因此,发展节水灌溉技术已迫在眉睫.针对这一情况,分析我国灌溉事业当前所面临的问题,为我国节水事业的发展提供借鉴和理论指导.
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