news.iastate.edu

Ideal nitrogen fertilizer rates in Corn Belt have been climbing for decades, study shows

A farmer applies nitrogen fertilizer to a corn field in Boone County in June 2024. Photo by Alex Schaffer/Iowa Soybean Association. AMES, Iowa – The amount of nitrogen fertilizer needed to maximize ...
Science Daily

Growing cereal crops with less fertilizer

Researchers have found a way to reduce the amount of nitrogen fertilizer needed to grow cereals such as rice, wheat and corn. Researchers at the University of California, Davis, have found a way to ...
KCUR 89.3 FM

The Trump administration pauses a moonshot push to grow biofuel crops with less fertilizer

Corn is a key source of biofuel. Fertilizing it releases a potent greenhouse gas into the air, so the federal government had approved research to grow the crop with less nitrogen. The funding is now ...

Soil, not fertilizer, is primary source of nitrogen gas loss in rice paddies, study reveals

Rice production is heavily dependent on nitrogen fertilizers, particularly in China, where application rates are two to three ...

Heavy rains deliver largest amounts of fertilizer-derived nitrogen pollution to the Gulf of Mexico, study finds

As opposed to a constant flow from sources above and below ground, periods of heavy rain and runoff deliver the greatest ...