Search Results       Your search for [subject]Soils -- Humic acid content returned 1 record.           Studies on the absorption of the active component of herbadox /N-(1-Ethylpropyl)-2, 6-Dintro-3, 4-Xylidine/ on soil humic acids. by Miraflor, Noel L.; Subject: Soil acidity -- Philippines -- North Cotobato; Humic acid; Soil absorption and adsorption; Soils -- Humic acid content.          Add to Book Cart Relevance: 35.63%