If winter annual weeds are a problem for you in the spring, spraying burndown and residual herbicides after harvest may help.

When should you spray corn with fungicides? In this week's Ag PhD episode, Brian and Darren Hefty discuss how to protect your investment.

Brian and Darren go over the various pre-emerge and burndown herbicides you could use before a wheat crop.

Brian and Darren Hefty discuss products to use for great post-emerge weed control in soybeans.

Does it always pay to spray late in the growing season? Brian and Darren Hefty discuss some things you need to know about corn.

Brian and Darren Hefty discuss dicamba and Xtend vs. XtendFlex soybeans.

Darren and Brian Hefty talk about the importance of having proper water quality when foliar feeding crops.

In this segment of Ag PhD, Brian asks Darren Hefty for the facts about several soybean diseases.

Darren Hefty explains how to have a successful burndown following a wheat crop.

The Hefty brothers dive into various insect problems in Alfalfa and methods of control.

Brian and Darren discuss options for controlling late-season weeds in corn and soybeans.

The Hefty brothers talk about scouting for and controlling soybean aphids.

Brian and Darren Hefty discuss control options for field bindweed on the farm.

The Hefty brothers discuss steps to take to avoid lodging and greensnap in your corn fields.

Brian and Darren Hefty talk about the challenges of dealing with soybean gall midge larvae.

Should you apply a fungicide to your soybeans this late in the season? Darren and Brian talk about things to consider.

The Hefty brothers discuss ways you can reduce sudden death syndrome in your soybeans.

Darren and Brian Hefty discuss the importance of controlling pasture weeds in the fall.

Brian and Darren discuss how to identify and control lady's thumb smartweed.

Learn which products you could use to control prickly sida on your farm.

Darren and Brian Hefty talk about scouting for and controlling spider mites in crop fields.

Brian and Darren discuss product options and application methods for corn soil insecticides to control rootworms and other below-ground pests.

Brian and Darren Hefty talk about getting great weed control when the weather is not ideal for spraying.

Darren and Brian Hefty discuss factors that can affect the standability of your corn as harvest time approaches.