humic acid

listen to the pronunciation of humic acid
Английский Язык - Турецкий язык
humik asit
hümik asit
Английский Язык - Английский Язык
a complex mixture of organic acids produced by the decomposition of vegetable matter
a dark brown humic substance that is soluble in water only at pH values greater than 2; "the half-life of humic acid is measured in centuries
humic acid
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