韭菜新品种辽韭1号的选育

A New Chinese Chive Variety——‘Liaojiu No.1’

宽柄芥新品种渝芥1号是从地方品种包包菜的变异单株中，历经6个世代单株自交纯化、定向系统培育而成。该品种熟性晚，叶片及中肋宽大肥厚，加工性状好。最大叶片长70—75cm、宽25～30cm，中肋长35—40cm、宽12—15cm、厚1．1cm左右，单株商品鲜质量2．0～2．5kg，单叶柄肋鲜质量210g左右，单株经济有效叶片数7片以上。一般每667m^2商品产量7000kg左右，高产栽培可达8000kg以上。适宜在重庆、四川及云贵地区作酸菜加工原料栽培，也可鲜食。

＇Liaojiu No. 1＇ is a new Chinese chive variety of deep dormancy type, developed by crossing ＇Yingkouxiejiu＇ as female parent and ＇K013＇ as male parent, and then through successive single plant selection for several generations. It can over winter safely in open fields in Shenyang. The plant is about 45 cm in height. The single plant has 6-8 leaves with 1.2 cm blade width. Its leaf is bright green in color. The leaf blade is thick and hollow. Its average single plant weight is 12.2 g. This variety grows vigorously and fast. It is orthostatic and strongly resistant to cold. Its quality is good. It tastes very spicy. In the fields, its resistances to virus disease, grey mold and blight are stronger than that of the contrasts ＇ Fufeng No.l＇ and ＇ 791＇ . It can be harvested for 4-5 times per year. The average yield is 75 t · hm^-2. It is suitable for open field and protected cultivation in late winter and early spring.