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muscovy duck parvovirus infection
释义
muscovy duck parvovirus infection
Encyclopedia
农学
〔禽传染病〕
释
muscovy duck parvovirus infection
雏番鸭细小病毒病
由番鸭细小病毒引起的,临床特征为腹泻、气喘和脚软,病理变化以肠炎为主的幼龄番鸭急性、败血性传染病。传染性强,病死率高,1~3周龄多发。又称“三周病”。
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difference cocycle
difference coefficient
difference cokernel
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difference-cover
difference differential equation
difference-differential equation
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difference Fourier synthesis
difference frequency
difference frequency distortion
difference-frequency distortion
difference game
difference group
difference hierarchy
difference interval
difference kernel
difference matrix
difference method
difference module
difference Monte Carlo method
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