Breeding and planting techniques of a new early mature Chinese cabbage variety Zheyan 5
Zheyan 5 is a first generation hybrid of early maturing Chinese cabbage developed by Tongxiang Lvhe Agricultural Technology Development Limited Company,using the self incompatible line TW-6-2-6-5 as the female parent and the self incompatible line JC-3-5-6-3 as the male parent.The variety was harvested 55-60 days after sowing.The plant has an upright growth habit,with a tube shaped leaf bulb,white middle ribs,green leaves,nearly circular leaf shape,a height of 40 cm,a width of 40-45 cm,and a full leaf margin.The center of the ball is yellow,with a height of 30.0 cm and a lateral diameter of 15 cm.The net weight of a single ball is about 1.40 kg,and the 667 m2 yield is 4660.0 kg.The variety was heat resistant,moisture resistant,highly resistant to viral diseases,moderately resistant to downy mildew.This variety is suitable for cultivation as a seedling type cabbage in summer and as a heading cabbage in autumn in Zhejiang,Jiangsu,Anhui and similar ecological regions.
Chinese cabbageZheyan 5hybrid generationbreedingcultivation techniques
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