The benefits of cover crops can take time to show up, and for Brian Corkill, Galva, Ill., farmer, the journey with cover crops began 14 years ago. Now, he uses much less fertilizer and herbicides.

We’ve been all over Nebraska, covering all kinds of stories, from the opening of Sustainable Beef LLC in North Platte to the closing of the Tyson beef plant in Lexington. We’ve covered visits to the ...