河西走廊绿洲灌溉农业区得天独厚的自然条件有利于大葱高产优质栽培。为满足人们对安全、优质、营养的无公害蔬菜的需求,我们按照国家无公害农产品管理办法和生产标准,立足当地资源优势,总结出了河西走廊大葱无公害生产技术。1选用高产优质抗病品种调查表明,目前生产上应用的农 Hexi Corridor oasis irrigated agricultural areas unique natural conditions conducive to green onion high yield and quality cultivation. In order to meet people’s demand for safe, high-quality and nutrition-friendly vegetables, according to the management methods and production standards of pollution-free agricultural products in our country, based on the advantages of local resources, we summed up the pollution-free production technology of green onions in Hexi Corridor. 1 selection of high yield and high quality disease resistant varieties survey shows that the current production of agricultural applications