EREMIA, N.; MACAEV, F.; KRASOCIRO, P.; POGREBNOI, S.; ZNAGOVAN, A.; NEICOVCENA, I.; COȘELEVA, O.; EREMIA, I.; SARÎ, N.
(Romanian Inventors Forum, 2022)
Process for feeding bees, which includes feeding them in spring with a mixture of 50% sugar syrup and 1.0-3.0 ml / L aqueous solution containing dehydroabietinic acid 4.91 g, KOH 1, 08 g and distilled water up to 200 ml, ...