Please use the following format to cite the selected article:

Korniewicz D. , Dobrzański Z. , Korniewicz A. , Grela E. , Gajewczyk P. , Kołacz D. , Antkowiak K. 2011. EFFECT OF PRESERVATIVE ADDITION TO MIXTURES WITH LOWERED PROTEIN LEVEL FOR PREGNANT AND LACTATING SOWS ON AMOUNT OF NITROGEN RELEASED TO ENVIRONMENT IN FAECES AND PHYSIOLOGICAL INDICES, EJPAU 14(4), #14.