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Mercury and methylmercury content of agricultural crops grown on soils treated with various mercury compounds

Journal Article · · J. Agric. Food Chem.; (United States)
DOI:https://doi.org/10.1021/jf60188a014· OSTI ID:5416986
Beans, cabbage, carrots, millet, onions, potatoes, and tomatoes were grown on silt loam, gravelly loam, and muck soils treated with 1 and 10 ppm of mercuric chloride, methylmercury dicyandiamide (PAN), or phenylmercuric acetate. Appreciable concentrations of methylmercury were present only in PAN-treated soils and in beans, millet and tomatoes grown on those soils. Total mercury was usually less than 0.1 ppm in the edible plant portions, with the highest concentrations occurring most generally when growth occurred on the gravelly loam treated with PAN. Onion bulbs absorbed up to 1.1 ppm of total mercury. The highest concentrations of total mercury in plant stems and leaves were attained in potatoes and tomatoes.
Research Organization:
Cornell Univ., Ithaca, NY
OSTI ID:
5416986
Journal Information:
J. Agric. Food Chem.; (United States), Journal Name: J. Agric. Food Chem.; (United States) Vol. 21:4; ISSN JAFCA
Country of Publication:
United States
Language:
English