The elder in the fight against varroatosis
To combat varroatosis, bees use chemical agents: formic acid, thymol, felboks, phenothiazine, varrobraulin, “CASS-81”, varroatin, oxalic and lactic acid. None of these drugs can not kill all the mites in the hive, some of them remain and multiply, and so from year to year. Fans go from using one drug to another, they are looking […]