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vol. 14, nr. 3 (2009)



 
Cadmium and lead in apples from orchards with integrated production
Wiesław Bednarek1, Przemysław Tkaczyk2, Sławomir Dresler1
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1 Department of Agricultural and Environmental Chemistry, University of Life Sciences ul. Akademicka 15, 20-950 Lublin
2 Regional Agrochemical Station in Lublin, ul. Sławinkowska 5, 20-810 Lublin

vol. 14 (2009), nr. 3, pp. 557-565
abstract: In a field study carried out in the Lublin region w 2005-2007, in 79 orchards with integrated apple production, contents of cadmium and lead were assessed. These metals were determined with the atomic absorption spectrophotometric (AAS) method. We found that the contents of cadmium and lead in apples from orchards in the Lublin region was 0.009-0.025 mg Cd kg-1 of fresh matter and it never exceeded the maximum level of contamination with this element (0.05 mg Cd kg-1 of fresh matter). Lead contents in apples from orchards of the Lublin region with integrated production was from 0.070 to 0.127 mg Pb kg-1 of fresh matter; in fruit from one county (Lublin) it exceeded the maximum contamination level with this element (0.10 mg Pb kg-1 of fresh matter). Average cadmium contents (0.011 mg Cd kg-1 of fresh matter) and lead (0.086 mg Pb kg-1 of fresh matter) in apples from orchards in the Lublin region with integrated production indicates that this is high quality fruit ready for consumption.
keywords: contents, cadmium, lead, apple, orchard, integrated production
original in: Polish