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回交育种
释义
回交育种
Encyclopedia
农学
授粉
释
backcross breeding
回交育种
用杂种与亲本之一连续多代重复回交,将亲本的某些特定性状渗透到另一亲本的育种过程。
农学
回交育种
释
breeding by backcrossing
回交育种
两个品种杂交后,杂交一代(F1代)植株作母本再和双亲之一重复杂交(回交),从回交后代中选择单株作母本再与该亲本回交,如此进行若干次直至获得目标单株,经株系鉴定和比较试验后育成新品种的方法。
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