Stepchenko, L. ., Galyzina, L. ., Pavlova, I. ., Shostya, A. ., Kravchenko, O. ., & Maslak, M. . (2019). THE INFLUENCE OF HUMIC NATURE SUBSTANCES ON THE QUALITY OF SPERM PRODUCTION IN BREEDING BOARS DURING HEAT STRESS. Scientific Progress & Innovations, (4), 141–146. https://doi.org/10.31210/visnyk2019.04.17