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A New Chinese Cabbage F_1 Hybrid — ‘Qingyan No.4’ |
Si Chaoguang; Wang Yuan; Yang Liang; et al. |
Qingdao Academy of Agricultural Sciences; 266100 |
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Abstract Qingyan No.4 is a mid-late maturing Chinese cabbage F_1 hybrid, developed by crossing a inbred line self-crossed from Fengkang variety with a self-incompatible line back-crossed and self-crossed from Qingza No.3(F_1), Chengyangqing and Guqing. Its growing period is 85 days.The head is ovate, overlapping, 34.6 cm in height, 21.2 cm in diameter, 5.0 kg in weight. The average yield is about 97.5 t·hm~-2. It is resistant to TuMV, downy mildew and has stronger resistance to soft rot than Lubai 15. It can be cult...
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Received: 14 September 2004
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