Soil Profile (IMAGE) American Society of Agronomy Caption This soil profile shows the vesicular horizon in a research plot near Mina, NV. Credit Judith Turk. Usage Restrictions For use with this 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.