EREMIA, N.; MACAEV, F.; SUCMAN, N.; POGREBNOI, S.; ZNAGOVAN, A.; MODVALA, S.; MARDARI, S.
(Romanian Inventors Forum, 2023)
The bee feeding procedure includes feeding them in the spring with a mixture of sugar syrup in a concentration of 1:1 and 2.0...4.0 ml/L of biostimulator which is a 1.0% aqueous solution of hexaaminecobalt(III) chloride ...