“aquatic improved varieties”的概念、定义、翻译、参考文献-科学参考

单词	aquatic improved varieties
释义	aquatic improved varieties Encyclopedia 农学水产良种释 aquatic improved varieties水产良种广义指生长快、品质好、抗逆性强、性状稳定和适应一定地区自然条件并用于养（增）殖生产的水产原种和新品种。狭义指水产新品种。即经多代人工选择育成的具有遗传稳定，并有别于原种或同种内其他群体之优良经济性状及其他表型性状的水产品种。
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