High level of nitrates have been detected in forages this year in South Dakota and other states. Depending on where you live, it could be due to weather conditions, fertilizer, previous crop, or a combination.
A weather pattern known as La Nina created drought conditions, and subsequent wildfires, across the U.S. Great Plains has faded, But its weather cousin, El Nino, may develop, according to the Climate Prediction Center.
Agriculture on the Great Plains in the coming decades may be adversely affected by a shifting of the climate boundary due to global warming, says Richard Seager, a climate scientist at Columbia University.
Kansas is currently has 81.77% of land classified as D1 Moderate by the U.S. Drought Monitor. The recent dry-spell has led Governor Jeff Colyer to declare a drought designation to aid farmers and ranchers.