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The occurrence and distribution of highly hydrophobic organochlorine pesticide (OCP) in vegetables cultivated under organic and conventional conditions were evaluated. OCP residues in aerial and subterranean tissues of two varieties of lettuce and chard together with the soil where they grown were GC-ECD analyzed. ΣDDTs>ΣChlordane>ΣHeptachlor>ΣAldrins was the OCP distribution pattern in all...
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