Search Results for: Vegetable residues in form of pellets
and harmless. composition[ edit ] propolis in hive the composition of propolis varies from hive to hive, from district to district, and from season to season. [ ] normally, it is dark brown in color, but it can be found in green, red, black, and white hues, depending on the sources of resin found in
resins from trees , such as poplars and conifers (the biological role of resin in trees is to seal wounds and defend against bacteria, fungi and insects)....
https://en.wikipedia.org/wiki/Propolis