作者单位:Pesticide Residue Laboratory, Plant Protection Institute in Poznan, Field Experimental Station in Torun, 73 Zwirki i Wigury St., 87-100, Torun, Poland[1]Department of Environmental Chemistry and Ecoanalytics, Faculty of Chemistry, Nicholas Copernicus University, 7 Gagarin St., 87-100, Torun, Poland[2]