Fall Armyworm (image) Entomological Society of America Share Print E-Mail Caption The fall armyworm, Spodoptera frugiperda. Each year Mexican farmers use more than 3,000 tons of insecticide active ingredient to combat this insect on maize alone. The adoption of insect-resistant maize could greatly reduce that amount. Credit Clemson University - USDA Cooperative Extension Slide Series, Bugwood.org Usage Restrictions Must credit Clemson University - USDA Cooperative Extension Slide Series, Bugwood.org. 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.