TY - JOUR L1 - http://journals.pan.pl/Content/106196/PDF/JPPR_49(2)_14_Wojtowicz.pdf L2 - http://journals.pan.pl/Content/106196 PY - 2009 IS - No 2 DO - 10.2478/v10045-009-0031-3 A1 - Wójtowicz, Marek A1 - Wójtowicz, Andrzej PB - Committee of Plant Protection PAS PB - Institute of Plant Protection – National Research Institute VL - vol. 49 DA - 2009 T1 - Effectiveness of Chemical Protection against Weeds Applied to Poppy (Papaver Somniferum L.) UR - http://journals.pan.pl/dlibra/publication/edition/106196 T2 - Journal of Plant Protection Research ER -