The compound urea is currently the most popular nitrogen soil fertilizer. It's a way to get plants the nitrogen they need to grow. There's just one problem with urease: it works too well! New research ...

“Can I replace some of my nitrogen in corn this spring with urea?” The farmer on the phone asks Ken Ferrie. “The short answer is yes – especially on wheat acres going to corn,” says Ferrie, Farm ...

Some nitrogen fertiliser types spread on UK farmland are ending up in the atmosphere, with the worst offenders emitting on average 18% of the applied nitrogen fertilizer as ammonia gas into the air.