The effect of mineral fertilizers on the yield of vegetable beans, depending on the competition between plants in cropsNatalya Varfolomeyeva, Elena Blagorodova, Anastasiya Zvyagina and Tamara NepshekuevaE3S Web Conf., 273 (2021) 01005DOI: https://doi.org/10.1051/e3sconf/202127301005