Study of the chemical composition of quinoa during vegetation in the conditions of southern RussiaElena Leushkina, Lyudmila Donchenko, Maria Lukyanenko, Natalia Sokol, Irina Sobol and Ekaterina PodpletennayaE3S Web Conf., 398 (2023) 01027DOI: https://doi.org/10.1051/e3sconf/202339801027