 Controlling late season weeds isn't important for yield in most crops, but it is for soybeans. Hi, I'm Darren Hefty. We'll talk about your remaining herbicide options in soybeans on today's Ag PhD Radio Update. Spotless. Introducing the cleanup for tar spot, gray leaf spot, southern rust, and more. Novel next generation Adastrio fungicide. Broadens your spectrum and strengthens your residual when it comes to foliar disease control in corn.