1.
Penkov D, Ganchev G, Mihaylova M. Application of the system for the net utilization of energy and protein through the Clarcs indices in dairy cattle breeding. BJAH [Internet]. 2025 Feb. 26 [cited 2026 Oct. 20];62(1):11-8. Available from: https://agriacad.eu/ojs/index.php/bjah/article/view/1210