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家蚕白僵病
释义
家蚕白僵病
Encyclopedia
农学
〔蚕传染病〕
释
bombyx mori white muscardine
家蚕白僵病
由球孢白僵菌引起的,以蚕体被白色分生孢子覆盖为特征的家蚕传染病。多湿地区、多湿季节发病率较高。
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second open
Second Opium War
second order
second-order advantage
second order arithmetic
second-order arithmetic
second-order calibration and three-way calibration
second-order circuit
second order coherence
second-order coherence
second-order coherence and second-order correlation function
second-order constraint qualification
second order correlation
second order correlation function
second-order correlation function
second-order curve
second order day number
second-order derivative
second-order design
second-order difference
second-order differential
second-order differential equation
second order discrete optimal control law synthesis
second order effect
second-order efficiency
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