> about 9 hours before emergence. It is easiest to get into the cell if > you use wax queen cups. With a sharp knife, I nearly circumscribe the cell JayZee BeeZee plastic cells are easy to open, even without a knife. A slight twist will separate them where the wax meets the plastic cup. A slight twisting pressure will also re-assemble them afterwards. W. Allen Dick, Beekeeper ARS VE6CFK Rural Route One, Swalwell, Alberta Canada T0M 1Y0 Phone/Fax: 403 546 2588 Email: [log in to unmask]