@ARTICLE{Grela_E.R._The_2018, author={Grela, E.R. and Czech, A. and Kusior, G. and Szczotka-Bochniarz, A. and Klebaniuk, R.}, volume={vol. 21}, number={No 1}, journal={Polish Journal of Veterinary Sciences}, howpublished={online}, year={2018}, publisher={Polish Academy of Sciences Committee of Veterinary Sciences}, publisher={University of Warmia and Mazury in Olsztyn}, type={Artykuły / Articles}, title={The effect of feeding system and sex on the performance and selected gastrointestinal features of fattening pigs}, URL={http://journals.pan.pl/Content/103578/PDF/19.pdf}, doi={10.24425/119034}, keywords={Feeding system, gender, immunocastration, performance, digestibility, gut microbiology}, }