Do a Google search for Cameron Hanes and "bear crack". He and friend of his developed this recipe while baiting in Oregon and now on Prince of Wales Island and he says it's by far the best bear attractant he's ever seen.
"Knowing when to shoot and when to wait is one sign of maturity in a bowhunter. Be patient and pick your aim point carefully." ~ Randy Ulmer
"I suppose it's the way of hunters. We are very odd fellows." ~ Peter Hathaway Capstick