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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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aircraft fuselage structure
aircraft general actuation system
aircraft general quality characteristics test
aircraft ground effect test in wind tunnel
aircraft ground test
aircraft ground test of weapon carried
aircraft ground tests of flight control system
aircraft hazard probability
aircraft hazard severity
aircraft health management system
aircraft high angles of attack unsteady aerodynamic test in wind tunnel
aircraft high temperature test
aircraft hijacking
aircraft hinge-moment test in wind tunnel
aircraft hydraulic actuation system
aircraft hydraulic system
aircraft hydraulic system test
aircraft ice protection system
aircraft icing test
aircraft icing tests in wind tunnel
aircraft identification
aircraft impact test
aircraft indoor near field RCS measurement for full scale aircraft
aircraft infrared radiation signature measurement of scale aircraft models
aircraft integration test of armament system and avionics system
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更新时间:2026/7/10 20:28:36