Biopesticide (IMAGE) American Chemical Society Caption Powdery mildew on cucumber (left) disappears when treated with Marrone Organic's new pesticide, MOI-106. Credit Marrone Organics International, Inc. Usage Restrictions None 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.