@ARTICLE{Matyjaszczyk_Ewa_Active_2011, author={Matyjaszczyk, Ewa}, volume={vol. 51}, number={No 3}, journal={Journal of Plant Protection Research}, howpublished={online}, year={2011}, publisher={Committee of Plant Protection PAS}, publisher={Institute of Plant Protection – National Research Institute}, title={Active Substances Used in Plant Protection in Poland after the European Union Accession}, URL={http://journals.pan.pl/Content/88427/PDF/JPPR_51(3)_04_Matyjaszczyk.pdf}, doi={10.2478/v10045-011-0037-5}, }