Effect of the low light intensity and ultraviolet radiation on the productivity of Karmesi lettuceO S Yakovleva, S V Porokhin, A A Anisimov, A N Skorokhodova and I G TarakanovE3S Web Conf., 411 (2023) 01054DOI: https://doi.org/10.1051/e3sconf/202341101054