羽衣甘蓝新品种冬春3、11号的选育

Breeding of Two New Flower Kale F_1 Hybrids-'Dong chun No.3,11'

冬春31、1号羽衣甘蓝新品种植株板叶,株高13～15 cm,株幅25 cm×27 cm,心叶幅16 cm×17 cm,外部叶片14～15片,颜色都为绿色,内部心叶21～24片,冬春3号心叶片颜色淡黄（白）色,中心叶片粉红色,冬春11号心叶片淡粉红色。生长排列紧密,包心,观赏性极优。是目前国内因地制宜育成的首批耐冻、晚抽苔的羽衣甘蓝杂优一代新品种,适合长江两岸及以北广大地区12月至3月填补室外盆花空白观赏。

‘Dong chun No. 3,11 ＇are new F1 hybrids of winter flower kale crossed by two in-bred line ⑩B-7-2-1and 24 A- 5-2-2（‘Dong chun No. 3＇）,③B-1-1-5（‘Dong chun No. 11 ＇） by crossing pedigree method and tolerance evaluation techniques, respectively. Smooth-leaved ‘Dong chun No. 3 ＇of dark green outer leaves and white yellow hearts with pink centers. Smooth-leaved ‘Dong chun No. 11＇ of green outer leaves and pink hearts. A successful breeding in the new varieties with harden freezing tolerance（5～10℃） and late maturity （30～50d）,Suitable for cultivation （ornamental）in north china in early spring and winter （Jiangsu, Shandong, Hebei, Beijing, Heilongjiang, Hu bei, Shan xi, etc）.