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土壤有效肥力
释义
土壤有效肥力
Encyclopedia
农学
土壤有效肥力
释
effective soil fertility
土壤有效肥力
耕作土壤中能被当季作物直接利用而产生经济效益的养分。又称土壤经济肥力。
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compact space
compact spectrum
compact sphere
compact spinning
compact star
compact strip production
compact subgroup
compact submanifold
compact subset
compact subspace
compact subvariety
compact support
compact support function
compact surface
compact tensile test
compact topological group
compact topological space
compact torus
compact transformation
compact transformation group
compact tungsten
compact type
compactum
compactus
compact very broadband seismometer of three-component
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