Reactions of EDTA Complexes of Fe, Zn, Mn, and Cu with Soils1 Norvell, W. A. ; Lindsay, W. L. Abstract Publication: Soil Science Society of America Journal Pub Date: 1969 DOI: 10.2136/sssaj1969.03615995003300010024x Bibcode: 1969SSASJ..33...86N