Originally Posted by Nicolas Naranja

Bt sweetcorn has been around since the late 90s early 2000s. I've been evaluating commercially released varieties since the day I started working at UF. This is the first year Monsanto(semenis) has jumped into the game, but Syngenta(rogers) has had it for a while. As for the 2,4D, it is one of the most commonly used chemicals in agriculture. It was a component of Agent Orange, but not the one that had the dioxin problem. That was 2,4,5T and it wasn't being produced correctly and was contaminated with high levels of TCDD. You won't catch residues of 2,4D though because it is an auxin mimic and is rapidly metabolized.