Water table soil column (image) American Society of Agronomy Share Print E-Mail Caption Automated fluctuating water table soil column experimental setup in which the waterlogged conditions are imposed using a computer-controlled, multi-channel pump connected to a hydrostatic equilibrium reservoir and a water storage reservoir. Credit Courtesy of Adrian Mellage Usage Restrictions For use with this story only. Share Print E-Mail 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.