Cotton yield losses by weed genera, acres infested by weed genera, herbicide usage and bales reduced for grass contamination data are presented in tables 1, 2, 3, and 4, respectively. Data in tables 1, 2, and 3 are estimates provided by committee members and coworkers in each state.

Reports of weed populations present in cotton fields at harvest is presented from Arizona, Louisiana, Mississippi, Oklahoma and Tennessee.

Information for this report was provided by members of the cotton weed loss committee listed below.

Alabama - Mike Patterson Arizona - Stan Heathman Arkansas - Claude Bonner California - Harold Kempen Florida - Barry Brecke Georgia - Steve Brown Louisiana - Dearl Sanders Mississippi - John Byrd Missouri - Barry Sims N. Carolina Alan York New Mexico Richard Lee Oklahoma - Howard Greer S. Carolina - Ed Murdock Tennessee - Bob Hayes Texas - John Abernathy