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从遗传的角度观察2n 配子在甘蔗高贵化中的意义。计算第Ⅰ、Ⅱ次高贵化后代中由2n 配子造成的近交系数。讨论2n 配子对于甘蔗育种的意义。
The significance of 2n gametes in the nobleness of sugarcane from the perspective of genetics. The inbreeding coefficient of 2n gametes in the first and the second noble generation was calculated. Discuss the significance of 2n gametes for sugarcane breeding.