Abstract
Journal Article Photometric Method for Direct Determination of Available Phosphorus in Fertilizers Get access W M Hoffman, W M Hoffman Search for other works by this author on: Oxford Academic Google Scholar J A Brabson, J A Brabson Search for other works by this author on: Oxford Academic Google Scholar W G Burch, Jr, W G Burch, Jr Search for other works by this author on: Oxford Academic Google Scholar C W Gehrke, C W Gehrke Search for other works by this author on: Oxford Academic Google Scholar F J Johnson F J Johnson Search for other works by this author on: Oxford Academic Google Scholar Journal of Association of Official Agricultural Chemists, Volume 44, Issue 2, 1 May 1961, Pages 233–239, https://doi.org/10.1093/jaoac/44.2.233 Published: 01 February 2020
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