TY - JOUR L1 - http://journals.pan.pl/Content/88335/PDF/JPPR_51(1)_17_Krawczyk.pdf L2 - http://journals.pan.pl/Content/88335 PY - 2011 IS - No 1 DO - 10.2478/v10045-011-0017-9 A1 - Krawczyk, Agnieszka A1 - Hurej, Michał A1 - Jackowski, Jacek PB - Committee of Plant Protection PAS PB - Institute of Plant Protection – National Research Institute VL - vol. 51 DA - 2011 T1 - Syrphids and Their Parasitoids from Maize Crop UR - http://journals.pan.pl/dlibra/publication/edition/88335 T2 - Journal of Plant Protection Research ER -