Mishchenko, Y. and Zakharchenko, E. 2019. The effect of green manures on weediness of sugar beet. Bulletin of Sumy National Agrarian University. The series: Agronomy and Biology. 4(38) (Dec. 2019), 41-49. DOI:https://doi.org/10.32845/agrobio.2019.4.6.