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| A New Chinese Cabbage F1 Hybrid—'Zhebai No.4' |
| Zhong Aimin,Li Biyuan,Yu Huifang,Gu Honghui,Qi Zhenyu |
| Institute of Vegetables; Zhejiang Academy of Agricultural Sciences; Hangzhou 310021 |
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Abstract Zhebai No.4 was bred by crossing two self-incompatible lines S97-419 and PB657.It is early-maturity.It can be harvested in 55-60 days after sowing.It has hairless leaves,deep green outer leaves,white petiole.The plant is 38 cm in height,58 cm in diameter.The leaf head is high stake-shaped,white color,30 cm in height,17 cm in diameter,The head shape index is 1.7,Average head weight is 1.5 kg.It is high resistant to downy mildew,virus,black rot.Its net yield is about 64.5 t·hm-2.It is suitable to be cultivate...
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Received: 23 July 2007
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