Aerial Orchard (image) American Society of Agronomy Share Print E-Mail Caption Photo of an apple orchard from above. Walsh's research found that scans from UAVs could collect data to help farmers with water, fertilizer and other decisions. Credit Olga Walsh Usage Restrictions For use with 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.