Kolosok, I.O. 2023. “FEATURES OF THE YEILD FORMATION OF SUNFLOWER HYBRIDS IN THE CONDITIONS OF THE NORTH-EASTERN FOREST STEPPE OF UKRAINE”. Bulletin of Sumy National Agrarian University. The Series: Agronomy and Biology 49 (3), 32-39. https://doi.org/10.32845/agrobio.2022.3.5.