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breeding by backcrossing
释义
breeding by backcrossing
Encyclopedia
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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