甘蓝新品种争牛的选育

A New Cabbage F_1 Hybrid—'Zhengniu'

争牛是由萝卜胞质甘蓝雄性不育系CMS-101和甘蓝自交系2004-30选配而成的甘蓝一代杂种。株型直立,开展度53 cm左右,外叶倒卵形,叶色深绿,蜡粉较轻,叶球牛心形,紧实度0.5以上,球内叶浅黄绿色,口感糯嫩,品质好,球高20 cm,横径14 cm,中心柱长8.5 cm,小于球高的1/2,平均单球质量1.04 kg,平均产量2 700 kg.(667 m2)-1。冬性强,耐抽薹,可作为越冬春甘蓝栽培;抗黑腐病,也可作为秋甘蓝栽培,以补充秋冬季牛心型甘蓝的供应。适宜在华东、华中等甘蓝产区推广种植。

'Zhengniu'is a new cabbage F1 hybrid developed by crossing cytoplasmic male sterile line CMS-101 with an inbred line 2004-30.It belongs to upright plant type with 53 cm in expansion diameter.Its outer leaves are obovate type in deep green with light wax powder.The pointed head is compact with good quality.Its leaf head is 20 cm in height,14 cm in diameter.The center core is 8.5 cm in length less than the half of head height.The average single head weight is 1.04 kg.Its yield is about 40.5 t·hm-2.It can be used as overwinting spring cabbage with tolerance to bolting and also as autumn cabbage with resistance to black rot.It is suitable to be cultivated in east China and central China.