长白鸡腿葱新品种潍科1号的选育

A New Jitui Welsh Onion F_1 Hybrid — ‘Weike No.1'

潍科1号是以鸡腿葱自交系作为轮回亲本经饱和回交转育而成的BS026CA雄性不育系为母本,以1279自交系为父本配制而成的长白鸡腿葱一代杂种。株高120~150cm,葱白长44cm左右,葱白直径3.4cm左右,单株质量550~700g,叶色深绿,辣味较浓,生长期内功能叶片7~9片。抗霜霉病、病毒病和紫斑病。每667m^2产量5200kg左右,适于山东、河北、河南、辽宁等北方地区露地冬贮栽培或保护地栽培。

‘Weike No.1’is a new Jitui Welsh onion F1 Hybrid with long pseudostem developed by crossing cytoplasmic male sterile line‘BS026CA’transferred from Jitui welsh onion as female parent and inbred line‘1279’ selected from genetic resource from Europe as male parent.The plant height is 120-150 cm with about 44 cm fistular stalk.The diameter mean of bottom and middle stem is about 3.4 cm.The single plant weight is 550-700 g.It tastes fairly hot.Its leaf is dark green in color.The plant keeps 7-9 functional leaves during growing stage.It can yield about 78 t＆#183;hm-2.It has resistance to downy mildew,virus disease,purple blotch.It is suitable to be cultivated in Shandong,Henan,Hebei,and Liaoning Provinces,etc.northern regions in open or protected fields.