Nova Complex Optima has been designed to let you control the risk of nitrate leaching, which is vital in preventing groundwater contamination. It contains a state-of-the-art nitrification inhibitor (DMPP) to reduce nitrogen loss from leaching and to improve the supply of nitrogen. This gives you an optimum solution for areas that are vulnerable to nitrate contamination. The different formulas mean there is always an option that will optimally meet your crops’ nutritional needs.