“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	polynomial least deviating from zero polynomial-like polynomial-like game polynomial-like payoff function polynomially bounded Turing machine polynomially convex hull polynomially convex set polynomial mapping polynomial matrix polynomial matrix system polynomial mean-square regression polynomial model polynomial module polynomial norm polynomial of best approximation polynomial of degree n polynomial of least deviation polynomial of one indeterminate polynomial of several indeterminates polynomial operation polynomial operator polynomial order polynomial over a ring polynomial polyhedron polynomial quotient

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