bn:00036800n
Noun Concept
Categories: Composting, Soil chemistry, Organic acids
EN
fulvic acid
EN
A yellow to yellow-brown humic substance that is soluble in water under all pH conditions WordNet 3.0
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EN
They measured the fluvial fulvic acid WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet
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