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水肥一体化是利用管道灌溉系统,将肥料溶解在水中,同时进行灌溉与施肥,适时、适量地满足农作物对水分和养分的需求,实现水肥同步管理和高效利用的节水农业技术。我国已进入气候剧烈变化阶段,未来大部分地区干旱将逐步加剧,极端干旱事件将大幅度增加,跨区域、跨季节、跨年度旱灾发生将不可避免。十八大
Water and fertilizer integration is the use of pipe irrigation system, the fertilizer dissolved in water, irrigation and fertilization at the same time, timely and appropriate to meet the crop’s moisture and nutrient needs, to achieve synchronous management of water and fertilizer and efficient use of water-saving agricultural technology. China has entered a stage of drastic climate change. In the future, the drought in most areas will gradually increase and the extreme drought events will increase substantially. Inter-regional, inter-seasonal and inter-annual droughts will inevitably occur. Eighteen