Ladyka, V.I., L.M. Khmelnychyi, M.B. Shpetnyi, and V.V. Vechorka. “Productivity of Piglets on Rearing With Large-Group Confinement on Polymer and Concrete Floor”. Bulletin of Sumy National Agrarian University. The series: Livestock, no. 1-2(36-37) (July 1, 2019): 3-14. Accessed November 22, 2024. https://snaubulletin.com.ua/index.php/ls/article/view/19.