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据广德县种子公司实验，杂交油菜“gO—12”平均亩产15’．7公斤，与“秦油2号”产量相仿，比“广德068”增产15．6％。“gO—12”株高150厘米左右，一次分枝数7．5个，主花序结荚数68个，单株角果数314个。千粒重3．3克。全生育期224天，比‘’秦油2号”230天短6天，主要是由?
According to Guangde County seed company experiments, hybrid rapeseed “gO-12” average yield 15 ’. 7 kg, similar to the output of “Qinyou No.2” and a 15.6% increase over “Guangde 068”. The “gO-12” plant height was about 150 centimeters, with a total of 7.5 branches and 68 pods in the main inflorescence with 314 pods per plant. Thousand grain weight 3.3 grams. The whole growth period of 224 days, than the “QinYu 2” 230 days short 6 days, mainly by?