Palmer amaranth, an update on federal dicamba guidelines and look at other local crop production challenges are topics that will be addressed during the Northern Ag Expo. The show is all about helping farmers plan for the upcoming season and wrap up this year’s crop production. “There may be some soybeans left to harvest in the region,” says North Dakota Agricultural Association Executive Director Gary Knutson. “Those soybeans can be a challenge to store. We’ve got an entire session called short-term storage solutions for soybeans.” The event begins Tuesday and wraps up Wednesday at the Fargodome.