园艺学报 ›› 2018, Vol. 45 ›› Issue (4): 807-808.doi: 10.16420/j.issn.0513-353x.2017-0422

• 新品种 • 上一篇    下一篇



  1. 上海市农业科学院园艺研究所,上海市设施园艺技术重点实验室,上海 201106
  • 出版日期:2018-04-25 发布日期:2018-04-25
  • 基金资助:


A New Heat-resistant Pak-choi Cultivar‘Xinxiaqing 5’

LI Xiaofeng,ZHU Hongfang,ZHU Yuying*,and HOU Ruixian   

  1. Institute of Horticultural Research,Shanghai Academy of Agricultural Sciences,Shanghai Key Lab of Protected Horticultural Technology,Shanghai 201106,China
  • Online:2018-04-25 Published:2018-04-25


‘新夏青5号‘为耐热白菜一代杂种。植株直立,中箕类型,生长势强;叶鲜绿色,叶面光滑,叶柄绿色、较宽、较长,耐热性好,抗病毒病和霜霉病等,品质优良,播种后15 ~ 40 d均可采收,播种后35 d采收平均产量25 350 kg · hm-2。适宜在上海及长江中下游类似生态条件地区夏季及早秋栽培。

关键词: 白菜, 耐热, 杂种一代, 品种


‘Xinxiaqing 5’is a new heat-resistant pak-choi hybrid by crossing two self-incompatible lines‘323-147’and‘309-505’with homozygous genotype and excellent traits. The plant is erect with compact plant type and vigorous growth,with glossy green outer leaves and wide-long green petiole. It showed heat resistance,disease resistance(such as virus and downy mildew disease)and high quality. It could be harvested at 15–40 days after seeding and its average yield could be up to 25 350 kg · hm-2 at 35 days after seeding. It is suitable for cultivation in Shanghai and the similar ecological conditions in Yangtze River middle and lower reaches in summer and early autumn.

Key words: pak-choi, heat-resistant, hybrid, cultivar