根灌高效节水农业新技术及其应用效果

New High-Efficiency and Water-Saving Agricultural Technique of Root Irrigation and Its Application Effect

根灌是一种能将水直接灌到植物根部的高效节水农业新技术 ,具有抗旱、保水、施肥、改良土壤和防治地下病虫害五种功能。通过与滴灌技术的比较 ,根灌的优越性在于 :治理戈壁沙漠效果显著 ;种植瓜菜节水高产 ;用于经济果林速生丰产 ;种植花卉节水省工。根灌适合于经济林、瓜菜和玉米等 ,在我国有着广阔的推广应用前景。

Root irrigation is a new high_efficiency and water_saving agricultural technique with five functions including drought resisting, water conservation, fertilizer application, soil reclamation, and prevention of underground pests. By effective integration of the five functions, root irrigation can feed water and fertilizer directly into the roots of plants with high_efficiency and water_saving effects. Compared with drip irrigation, root irrigation can save cost and water, and can increase production and economic benefit to the same level. In addition, root irrigation is easy to operate, adjusted to local conditions and suited for different crops and different regions. So, it has a wide foreground of extending and a prominent value of dissemination in China.