“grass variety degradation”的概念、定义、翻译、参考文献-科学参考

单词	grass variety degradation
释义	grass variety degradation Encyclopedia 农学草品种退化释 grass variety degradation草品种退化草品种的优良性状在经过几代以后，表现逐步减弱以至变劣，甚至有时出现某些预料不到的不良性状的现象。
随便看	hydrometric boat hydrometric bridge hydrometric cableway hydrometric network hydrometric station hydrometry hydromica hydromorphic soil hydro-motor hydron hydron and hydride hydroncus hydronephrosis hydronic hydronic balancing in water system hydronic power unit hydronics hydronitric acid hydronium ion hydrooptics Hydropedology hydro-percussive tools hydroperoxide hydroperoxyl radical compounds hydrophile and lipophile balance value

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