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

单词	second generation clonal seed orchard
释义	second generation clonal seed orchard Encyclopedia 农学种子生产区释 second generation clonal seed orchard第二代无性系种子园第一代遗传改良材料经过一轮双亲子代（包括少量单亲子代）测定和配合力的选择，在优良组合的后代中选择优良个体，以及在部分未经选择的林分中补充的资源建立的种子园。
随便看	transactinide elements transaction transactional analysis transactional logistics building transactional memory transactional model transaction chopping transaction consistency transaction cost economics transaction cost regulation transaction costs transaction costs of water rights transaction demand for money transaction memory transaction middleware Transaction of Property Rights of Artwork transaction on exchange transaction over-the-counter transaction price for water right transaction processing transaction processing middleware transaction processing monitor transaction processing monitor, TP monitor transaction processing system transaction processing system, TPS

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