Buffer Plots (IMAGE) American Society of Agronomy Caption View of tree, switchgrass, and native vegetation buffer plots from the field. Credit Photo credit Wes Childres. Usage Restrictions Please use with story only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.