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ACTA HORTICULTURAE SINICA ›› 2011, Vol. 38 ›› Issue (1): 191-191–192.

• New Cultivars • Previous Articles     Next Articles

A New Early-maturing Chinese Cabbage Cultivar‘Duokang 55’

MU Jin-gui,WANG Ming-qiu,LIU Xiao-dong,LIU Xue-min,and WANG Yu-hai*   

  1. (Institute of Economic Crops,Hebei Academy of Agriculture and Forestry Sciences,Shijiazhuang 050051,China)
  • Received:2010-09-13 Revised:2010-12-07 Online:2011-01-25 Published:2011-01-25
  • Contact: WANG Yu-hai

Abstract: ‘Duokang 55’is a new early-maturing Chinese cabbage hybrid cultivar,with high quality and diseases resistance,which crossed by self-incompatibles cultivar‘XZ55’and autogamy cultivar‘Xiaobao’. Its growth development period is 55 days. Its height is 29.4 cm,and expansion is 54.6 cm × 51.4 cm. The head is ball. The out leaves color is light green. The leaves inside is fresh and tender,less fiber. Texture is lightly sweet,fragile and tender. Soft leaves rate is 58.2%. The average ball weight is 1.6 kg,net rate is 75%. The average yield is 90 000–97 500 kg • hm-2. The head ball will not crack over 55 days in growth period. It is resistant to downey mildew,virus disease and black rot,heat-resisting. It can be planted in Hebei Province and the area with climate similar to Hebei.

Key words: Chinese cabbage, early-maturing, cultivar

CLC Number: