SmartStax® PRO RIB Complete® Corn Blend is the next generation of protection against an ongoing threat: corn rootworm. SmartStax® PRO Technology combines the proven benefits of SmartStax® Technology with an additional, unique RNAi-based mode of action — becoming the first product with three modes of action for corn rootworm control. Plus, it’s a RIB Complete® brand corn blend, which means refuge compliance for the Corn-Growing Area is easier than ever.