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水产良种
释义
水产良种
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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level of a test
level of a tolerance region
level of complexity
level of description
level of detail
level of details
level of development
level of electronic packaging
level of error
level of factor
level of learning
level of measurement
level of node in tree
level of optimization
level of processing
level of Protection
level of quality
level of reliability
level of risk for museum
Level of Service Inventory-Revised
level of service, LOS
level of significance
level order
level parameters
level payment method
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