Joe Talbot, veteran country music executive and former leader of the Country Music Assn., died March 24 of lung cancer in Nashville. He was 72.Talbot started his music career playing steel guitar for Hank Snow and became an influential record manufacturer and leading song publisher. He was past chairman of both the Country Music Assn. and the Country Music Foundation and a longtime advocate of traditional country music. Talbot performed in the Grand Ole Opry with Snow for over a year beginning in 1951. He toured with the singer while continuing studies at Vanderbilt U, which led to a law degree. He was one of the founders of United Record Pressing, a Nashville record company that made vinyl discs for Elvis Presley and the Motown Records acts.