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| A New Autumn Cabbage F1 Hybrid —‘Qiugan No.4’ |
| KANG Jun-gen，Ding Yun-hua and Jian Yuan-cai |
| Beijing vegetable Research Center，Beijing Academy of Agricultural and Forestry Science，Beijing 100097，China |
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Abstract ‘Qiugan No. 4’is a new cabbage F1 hybrid developed by crossing a CMS line CMS95100 with a self-compatible line 98017-3-5-6-5-2-2. It is of mid-early maturity, takes 70-75 days from transplanting to harvest. The external leaf color is grey green. The leafy head is green, round, compact. It is tolerant to head splitting, with tender leaves and good quality. It is 18.5 cm in height, 17.5 cm in diameter, with a short core of 5.8 cm in length. Its average head weight is 2.0 kg. It has resistance to TuMV, middle resistance to black rot. It yields about 52.5 t•hm-2. It is suitable to grow in autumn in North, South, Northwest and Southwest China.
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Received: 25 June 2010
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