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agrometorological edge effects
释义
agrometorological edge effects
Encyclopedia
农学
农业边际效应
释
agrometorological edge effects
农业气象边际效应
农业生态系统与周围环境或与其他农业生态系统之间的交互作用处,由于某些气象因子与系统属性的差异和协合作用,引起系统某些组分及功能的较大变化。其中有利生态与气象因子的作用大于不利生态与气象因子的作用时,农业系统产生正的边际效应,有利于增产增收和系统进化;不利生态与气象因子的作用大于有利生态与气象因子的作用时,农业系统产生负的边际效应,可能造成减产减收和系统退化。
随便看
rule of omitting an implication
rule of omitting double negative
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Rule of Plant Quarantine Regulations of China(Forestry Part)
rule of products
rule of propriety
rule of public security command
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rule of rearrangement of quantifiers
rule of reductio ad absurdum
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rule of risk
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rule of signs
rule of simplification
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rule of substitution
rule of sums
rule of supposition
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rule of three
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