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• File:CottonPlant.JPG ...ation of soils by arsenic, which is not degradable; Photo courtesy of USDA Natural Resources Conservation Service. ...oissante des sols par l'arsenic qui n'est pas dégradable. Photo de l'USDA Natural Resources Conservation Service (Open data) (2,100 × 1,500 (116 KB)) - 19:58, 21 August 2022

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