Corn hybrids with the VT Double PRO® trait feature dual modes of action for above ground insects, such as Corn Earworm and European Corn Borer. The 5% non-Bt refuge corn is blended in every bag. Just fill the planter and go for convenient refuge compliance. Roundup Ready® Corn 2 Technology System tolerant. Hybrids with the VT Double PRO® trait should be the number one choice for rotated acres.