“first generation improvement clonal seed orchard”的概念、定义、翻译、参考文献-科学参考

单词	first generation improvement clonal seed orchard
释义	first generation improvement clonal seed orchard Encyclopedia 农学种子生产区释 first generation improvement clonal seed orchard第一代重建无性系种子园根据子代的表型测定结果，对初级种子园内的亲本无性系重新选择后再建的种子园。又称第一代改良种子园。
随便看	horizontal centrifugal concentrator horizontal circle horizontal circulating mechanical parking sysytem horizontal component horizontal composition horizontal control network horizontal control point horizontal coordinate Horizontal coordinate system horizontal coordinate system horizontal curve horizontal cusp horizontal datum horizontal direction horizontal directional drilling horizontal directional drilling machine horizontal displacement horizontal distribution horizontal flow settler horizontal forging and upsetting machine horizontal gene transfer horizontal gradient of gravity horizontal hard-bearing balancing machine horizontal hole horizontal hydro-generator

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