The crop nutrient removal calculator (NRC) estimates crop nutrient removal of nitrogen (N), phosphorus (expressed as P2O5), potassium (expressed as K2O), and sulfur (S) for a broad, and continually expanding, list of field crops.Results are calculated based on user-selected yield goals, and can be displayed in either metric or US/Imperial units.

Search through the list of vendors, then products to find the label you are needing.

Available Data on crops, markets and quotes, farm business, and more.