Drone over vineyard (IMAGE) Washington State University Caption A manually operated WSU drone flies over a vineyard during tests for bird deterrence and fruit damage assessment. Credit WSU Agricultural Automation and Robotics Lab Usage Restrictions Credit required. License Original 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.