June 4, 2008 | 12:00 a.m. CDT
Mark Coggeshall, a research analyst at MU's Horticulture and Agroforestry Research Center, demonstrates grafting part of a bur oak onto another bur oak on May 30. Although Coggeshall is not grafting wood from McBaine's champion bur oak, the process is the same.

RELATED STORIES: McBaine bur oak tree’s DNA to be preserved