Innovative method for optimizing the microclimate of the winter hive for bees in the conditions of the cryolithozoneV.K. Evsyukova, M.S. Savvinova, V.V. Sysolyatina, F.V. Nikolaeva and A.Ya. FedorovE3S Web Conf., 282 (2021) 07022DOI: https://doi.org/10.1051/e3sconf/202128207022