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我省結球甘蓝留种,均采用秋甘蓝結球母株采种法。本試驗对其中的破球方法、破球时間及摘心与否和摘心时間进行了比較。
Cabbage leaves in our province to stay, are using autumn cabbage seedling mother plant method. The test of the method of breaking the ball, break the ball time and topping or not and topping time were compared.