葫芦岛市连山区地处辽西走廊,为关外第一区,独特的区位优势,使它成为京津地区的菜篮子之一。多年来连山区无论是露地蔬菜生产还是日光温室蔬菜生产,在辽宁省县区中都名列前茅,露地蔬菜生产尤其以2茬菜为主,形成了多种栽培模式。圆葱作为连山区露地蔬菜主要的前茬作物之一,栽培历史悠久,科技人员和广大农民在生产实践中总结出许多新经验,现将栽培技术总结如下,以供参考。 Lianshan District of Huludao City, located in the Liaoxi Corridor, is the first area of ​​customs clearance with unique geographical advantages, making it one of the food baskets in Beijing and Tianjin. Over the years, even the mountainous areas both open-air vegetable production or solar greenhouse vegetable production in Liaoning Province are among the best in the county, open-field vegetable production, especially in 2 stubble-based, forming a variety of cultivation patterns. As one of the main stubble crops of open-field vegetables in Lianshan District, onion has a long history of cultivation. Many scientific and technological personnel and farmers have summed up many new experiences in their production practices. The cultivation techniques are summarized as follows for reference.