Before You Apply Nitrogen: Account for the N Already in the Field
Nitrogen fertilizer is an important input for many crops, but it is not always the only source of nitrogen available in the field. Legume cover crops, manure, compost, and residual nitrogen from previous manure applications can all contribute nitrogen to the crop. If these sources are not accounted for, more fertilizer may be applied than the crop requires, increasing input costs and reducing nitrogen use efficiency. To make this easier, Perennia has developed two new