Revised Document Prepared by: A.L. Shober, K.L. Gartley, and J.T. Sims Department of Plant and Soil Sciences, University of Delaware Unlike other nutrients, such as potassium or phosphorus, the ...

Nitrogen fertilizers are heavily used in tea plantations to boost amino acid accumulation and enhance tea quality, often at the cost of soil and water health. However, excessive nitrogen application ...

Nitrogen pollution is a serious concern for the agriculture industry. Agricultural fertilizers contain nitrogen, an essential nutrient for plant health. However, these fertilizers also produce ...

Nitrate contamination of Iowa’s rivers has surged in recent weeks amid heavy, widespread rainfall, according to data collected by the Iowa Water Quality Information System. David Cwiertny, director of ...

A buildup of nitrate in farm fields that likely has resulted from Iowa’s longest-running drought in 70 years has set the stage for a potentially massive uptick in stream pollution, state water quality ...

LINCOLN, Neb. (Flatwater Free Press) - Covered swine barns dot the landscape near Platte Center, where tens of thousands of hogs are raised and fed. Many of these barns are owned by a local boy who ...

Nitrate in Nebraska largely stems from agricultural practices. When fertilizer is sprayed on cornfields and not used up by the crop, the excess nitrate can leach into the soil and eventually the water ...

For decades, many residents of Eastern Oregon’s Morrow and Umatilla counties have relied on well water contaminated by nitrates, chemicals linked to cancers and thyroid disease — and especially ...

Nitrate contamination of Iowa’s rivers has surged in recent weeks amid heavy, widespread rainfall, according to data collected by the Iowa Water Quality Information System. Concentrations of nitrate ...