Jim Hoorman, right, a cover crops expert with the Putnam County Ohio State University Extension, on Monday talks to a crowd during a soils biology event at the Jeff Rasawehr farm near Neptune. Odette Menard, left, a soil conservationist from Quebec, translates Hoorman's presentation into French for several Canadian farmers who attended. Menard later gave a presentation on earthworms, which she called ambassadors of healthy soil.