青研1号(原93e38)是青岛市农科所育成的一个适宜伏季种植的优良大白菜一代杂种。该品种耐热,极早熟、丰产,抗病,综合性状优良,深受生产者和消费者欢迎。一、选育经过青研1号耐热大白菜亲本来自国外引进品种玉宝和国内引进品种黑龙江5号白菜,通过自交分离、多代选择的方法,育成玉宝89~3和黑龙江5号253~2自交不亲和系。玉宝89~3植株坡张,叶绿色,无刺毛,叶球叠抱;黑龙江5号253~ Qingyan No. 1 (formerly 93e38) is a suitable breeder quarter of the Qingdao Academy of Agricultural Sciences cultivated excellent Chinese cabbage generation hybrids. The variety of heat, very early maturity, high yield, disease resistance, excellent comprehensive traits, welcomed by producers and consumers. First, breeding After Qingyan on the 1st heat-resistant Chinese cabbage parents from the introduction of foreign varieties of ebony and the introduction of domestic varieties of Heilongjiang No. 5 cabbage, self-isolation, multi-generation selection methods, bred Eclipta 89 ~ 3 and Heilongjiang No. 5 253 ~ 2 self-incompatibility. Ebel 89 ~ 3 plant slope, green leaves, no hairy, leaf ball overlap; Heilongjiang No. 5 253 ~