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theory of humus nutrition
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theory of humus nutrition
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农学
腐殖质营养学说
释
theory of humus nutrition
腐殖质营养学说
认为土壤肥力取决于腐殖质的含量,腐殖质是土壤中唯一的植物营养物质;而矿物质只是起间接作用,可以加速腐殖质的转化和溶解,使其变成易被植物吸收的物质的学说。
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multiple regression
multiple regression analysis
multiple regression coefficient
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multiple resolution representation and modeling
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multiple sampling inspection
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multiple scale problem
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multiple scattering method
multiple scattering theory
multiple-scattering theory
multiple sclerosis
multiple separability
multiple sequence
multiple sequence alignment
multiple series
multiple shooting method
multiple signal classification spectrum estimation
multiple singularity
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