Humic Substance
腐敗性有機物の有機残渣
Humic Substance
an organic residue of decaying organic matter
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Organic Compound [有機化合物] » Chemical Compound [化合物] » Chemical Substance [化学物質] » Material [マティエール] » Substance [物質] » Matter [物質] » Physical Entity » Entity [実体]
Organic Compound [有機化合物] » Chemical Compound [化合物] » Chemical Substance [化学物質] » Material [マティエール] » Substance [物質] » Part [一部分] » Relation [結付き] » Abstract Entity [抽象的実体] » Entity [実体]
Organic Compound [有機化合物] » Chemical Compound [化合物] » Chemical Substance [化学物質] » Material [マティエール] » Substance [物質] » Part [一部分] » Relation [結付き] » Abstract Entity [抽象的実体] » Entity [実体]