Robotic Weeder (2 of 3) (IMAGE) American Society of Agronomy Caption The robotic weeder goes between the crop rows. The rows must be very straight and precise for the weeder to properly do its job. Credit Steven Fennimore 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.