The cost recovery in the cultivation of different sunflower seed hybrids Ludmila Stepasyuk, Olena Cherednichenko, Nelia Volkova, Alla Svitlychna and Olena Mykhailova BIO Web Conf., 114 (2024) 01016 Published online: 20 June 2024 DOI: 10.1051/bioconf/202411401016