Walt Wright » Propolis – Another 5 Percenter
Walt Wright Suggests constructing the hive in such a way as to reduce the need for the bees to add propolis will allow them to spend that much more time collecting honey.
Photo by: OBA TTP / CC: Attribution-NonCommercial-NoDerivs License
He suggests trying to make the hive boxes as level as possible, as well as shaving the end of the frame that rest on the rebates down to a sharp angle so as to reduce the point of contact between the frames and the hive body.