一、试验目的在田间试验条件下,以灰漠土为试验土壤,研究常规沟灌、滴灌和简便喷灌等节水灌溉方式对春茬马铃薯生长、产量和水分生产效率的影响,探索适合当地实际生产情况的灌溉方式及相关参数,为马铃薯高效节水栽培制定适合的灌溉制度提供依据,为该地区马铃薯增产、增收起到参考作用。 First, the purpose of the experiment Field experiments under the conditions of gray desert soil as the test soil to study conventional irrigation, drip irrigation and simple irrigation and other water-saving irrigation methods on spring potato growth, yield and water production efficiency, to explore suitable for the actual production The situation of irrigation methods and related parameters for potato water efficient cultivation of irrigation systems to provide a suitable basis for the region to increase production of potatoes, increased revenue play a reference.