Wednesday’s Wall Street Journal reported on startup Intrexon Corp.’s efforts to eradicate pests responsible for inflicting “billions of dollars a year in lost revenue and crop-protection expenses.” The pests in question are diamondback moths that wreak havoc on cabbage, broccoli and cauliflower crops, and the efforts involve genetically modifying females of the species so they die before reproducing. WSJ writer Jacob Bunge adds that a GMO potato developed by J.R. Simplot Co. that develops fewer black spots from bruising recently...