“clonal selection and breeding”的概念、定义、翻译、参考文献-科学参考

单词	clonal selection and breeding
释义	clonal selection and breeding Encyclopedia 农学授粉释 clonal selection and breeding无性系选育对于易无性繁殖的树种，选出不同家系、种源或杂交子代中的优良单株，通过无性繁殖形成无性系，然后按照一定的育种目标进行田间试验，对各个无性系进行比较鉴定，评选出最优无性系，最后推广应用于生产的育种过程。
随便看	bound charge density bound decision variable bound differentiability bounded bounded above bounded above complex bounded above filtration bounded above operator bounded above sequence bounded above set bounded approximation bounded approximation property bounded arithmetic bounded basis bounded below bounded below complex bounded below filtration bounded below operator bounded below sequence bounded below set bounded bilinear form bounded body bounded chain bounded characteristic bounded closed set

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