晚熟宽柄芥(酸菜)新品种渝芥1号的选育

A New Late-maturing Leaf Mustard Cultivar——‘Yujie 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。

＇Yujie No.1＇ is a new leaf mustard cultivar （Brassicajuncea var：latipa ） bred from local cultivar ＇Baobaocai＇ through 6 generations＇ single plant inbred purification and pedigree cultivation with fixed direction. This variety is of late-maturity, and has wide and fleshy leaf blade and midrib. It has good processing quality and high yielding ability. The maximum leaf blade is 70-75 cm in length, 25-30 cm in width. Its rib leaf blade is 35- 40 cm in length, 12-15 cm in width and about 1.1 cm in thickness. The single plant fresh weight is about 2.0- 2.5 kg, and single petioles rib fresh weight is around 210 g. The economic and effective leaf blade number is over 7. Its normal yield is about 105 t · hm^-2, and by high-yield cultivation it can yield over 120 t · hm^-2. It is suitable for cultivation in Chongqing Municipality, Sichuan, Yunnan, Guizhou Provinces and regions, generally as processing material for sauerkraut, and also as fresh food.