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Abstract Dongnong 907 is a new Chinese cabbage F1 hybrid developed by crossing inbred line 23-2 with self-incompatible line 88-4-1.It is mid-maturity.Its head shape index is 1.5.It takes only 70 days from sowing to harvest,The single plant weight is about 3.0-3.5 kg.The rate of clear vegetable is 78.2 %.The net yield is about 82.5 t·hm-2.It is resistant to TuMV,soft rot and downy mildew.It is suitable for cultivation in Heilongjiang,Jilin,Inner Mongolia and Yunnan.
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Received: 23 July 2007
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