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Organophosphorus pesticides are used worldwide to protect crops and improve agricultural production by controlling insects,diseases,fungi and other pests.However,along with the benefits,the widespread use poses a potential risk to human health because organophosphorus pesticides inhibit acetylcholinesterase and lead to the modification of cholinergic signaling.More and more consumers concem about food safety,especially pesticides residues in fi-uits and vegetables.As a result,effective techniques for removing or reducing pesticide residue in fresh and processed fruits after harvest need to be developed.