耐热普通白菜新品种夏绿妃的选育

夏绿妃是由敏感型核雄性不育系XBm107-2和自交系S99-1配制而成的耐热普通白菜一代杂种。耐热，生长快，从播种到适收30 d（天）左右，株型直立，株高25 cm，开展度22 cm；叶卵圆形，叶面平，叶色油绿，叶柄绿白色。商品性好，口感佳，粗纤维含量少。每667 m²净菜产量1 700 kg左右。田间对霜霉病、黑斑病和软腐病的抗性强于山西白。适合福建省平原地区周年栽培，山区夏秋季栽培。

A New Heat Tolerant Pakchoi F1 Hybrid-'Xialvfei'

‘Xialvfei’is a new heat tolerant pakchio bred by crossing male sterile line of environment-sensitive XBm107-2 with inbred line S99-1. It is tolerant to heat and can grow quickly. Its growing period is about 30 days. It is about 25 cm in plant height, 22 cm in plant spread. The plant type is vertical. It is a good commodity with bright green leaf, reseda petiole and little cellulose. Its yield is about 25.5 t·hm^-2 in Fujian. It has stronger resistance to downy mildew, black spot, soft rot than‘shanxibai’. It is suitable to be cultivated in plain areas of Fujian Province for all seasons and in mountainous areas only in summer and autumn.