Abstract:

‘Huiwu 11’is a male sterile hybrid from male sterile line‘Wb11-18’and male parent ‘W07-8’. The cultivar shows better growth potential and could resistant to cold. The plant height is 13–14 cm and leaf number is 27. Its heart is tight and the whole plant leaves are around the firm. The expansion is about 28 cm × 28 cm. The leaf blade is slightly wrinkled and yellowish green；The petiole is white and tender. The average plant mass is about 0.3 kg. The yield is about 49 500 kg · hm^-2. It is suitable to be cultivated in open field of the Yangtze River and Huaihe River.

Key words: savoy, male sterile, cold-resistant, cultivar