FULTON COUNTY, OHIO, Ohio — As long as humans have grown crops, they’ve used manure to help them flourish. Rich in phosphorus, it’s a natural fertilizer that’s been a staple on farms for generations.

With silage harvest underway in Minnesota and North Dakota, another critical season begins: fall manure application. After choppers leave the field, farmers turn to dairy manure to prepare the soil ...

Antibiotic resistance is one of the most pressing global health challenges, and farms that use livestock manure as fertilizer have emerged as important sources of resistant bacteria and genes in the ...

A malfunction at an Ohio hog farm caused liquid fertilizer from a manure lagoon to spill into Poverty Run, turning the creek red. The Ohio EPA is overseeing the cleanup of the creek, which is not a ...