For education and discussion only. Not for commercial use. ARKADELPHIA, Ark. (AP) — As Arkansas wrestles with the mosquito-borne West Nile virus, residents of at least one county have another pest to combat: worms. Jerry Clemons, Clark County's cooperative extension service agent, said army worms were spreading throughout the county and wreaking havoc on hay crops. ``They'll eat it to the ground down to nothing, and then they will move on,'' Clemons said. Army worms, which are about a quarter inch in size, are the caterpillar stage of the noctuid moth. Because of the worm's fast reproductive cycle, it can...