Effectiveness of the application of herbicides against pests in sunflower fields Usman Norkulov, Shavkat Ahmurzayev, Bakhtiyar Nasirov, Makhkam Shodmanov, Batir Tukhtashev and Jamoliddin Eshonkulov E3S Web Conf., 421 (2023) 02004 Published online: 06 September 2023 DOI: 10.1051/e3sconf/202342102004