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鼠害防治阈值
释义
鼠害防治阈值
Encyclopedia
农学
鼠害防治
释
threshold for rodent control
鼠害防治阈值
当防治鼠害所需要投入的成本(费用)大于或等于害鼠造成危害的种群数量。是由作物(或其他)受害水平来确定的。
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substitution axiom
substitution cipher
substitution conduction
substitution conductivity
substitution elasticity of factor
substitution equation
substitution formula
substitution group
substitution lattice
substitution map
substitution mapping
substitution matrix
substitution method
substitution model
substitution of aesthetic education for religion
substitution of the variable
substitution operation
substitution property
substitution rate
substitution [reaction]
substitution reaction
substitution rule
substitution system
substitution tensor
substitution test approach
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更新时间:2026/6/14 23:50:21