If California voters pass Prop 19 this November, Oregon state Rep. Peter Buckley (D) says he will introduce a similar measure in the Oregon legislature in 2011 to tax and regulate marijuana for adults. From the Mail Tribune: In addition to raising revenue, Buckley said, it would dramatically reduce criminal activity now associated with it, including the illegal pot gardens now frequently found on area federal forestlands. "But what happens in California is the key," said Buckley, who is co-chairman…