BirtaH. О., Yu. G. Burhu, N. V. Hnitii, and Z. Ya. Kotova. “AGE CHANGES IN THE INDICATORS OF GROWTH AND DEVELOPMENT OF PIGS”. Bulletin of Sumy National Agrarian University. The series: Livestock, no. 3 (October 31, 2023): 11-15. Accessed November 24, 2024. https://snaubulletin.com.ua/index.php/ls/article/view/925.