3+6 oxalic acid vap., formic test + oav
2x2l sirup, vfg, bsoil, teatree, herbal
biota, melassa, gree [More]

In nature bees have two general methods for maintaining colony temperatures in winter: 1) selecting [More]

Little is known about the development of the overwintering population of honey bees (Apis mellifera) [More]