Hetman, Y. V. (2024) “THE EFFECT OF CHEMICAL AND BIOLOGICAL PROTECTANTS ON THE SPREAD OF ROOT ROTS CAUSES AND THE YIELD OF SPRING BARLEY”, Bulletin of Sumy National Agrarian University. The series: Agronomy and Biology, 55(1), pp. 56-62. doi: 10.32782/agrobio.2024.1.8.