Large bale of hay

Cattle farmers must guard against high nitrate in hay which causes cow deaths

On top of dealing with harsh winter weather in feeding cows, cattle farmers must guard against too much nitrate in poor-quality hay. “Just from cases we’ve confirmed, I know of 150 cows dying in the last month,” says Tim Evans, head toxicologist at the University of Missouri Veterinary Medical Diagnostic Laboratory.  High nitrate, mostly concentrated in […]