“breeding by backcrossing”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	initial (of a Chinese syllable) initial open initial orbit initial ordinal initial ordinal number initial permeability initial perturbation power spectrum initial phase initial phase angle for rendezvous initial planet initial point initial position initial problem initial product period initial program load initial program load, IPL initial program-midway command-terminal TVM combined guidance initial public offerings initial rate method initial ratio initial ring initial rise initial row initial score of strategies initial segment

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