Michelle Z. Donahue is a freelance science and technology journalist based near Washington, D.C. Her work has appeared in Smithsonian, National Geographic News, Wired, and Popular Science. She harbors a not-so-secret hope that rocket launches will soon be as simple as calling an Uber. ...
“The accuracy of the Nebraska nitrogen algorithm for corn has been generally validated through many demonstration projects, on-farm research, and detailed research studies in Nebraska from 2004 through 2023. On average the algorithm produces a nitrogen fertilizer recommendation approaching the economic op...
In addition, the water pollution associated with the use of nitrogen fertilizer in crop production is estimated for each grid cell. The crop evapotranspiration of additional 20 minor crops is calculated with the CROPWAT model. In addition, the water footprint is calc...