Nitrogen, phosphorus, and potassium are provided by NPK fertilisers which are three-component fertilisers. NPK fertilisers are classified into two types: compound NPK fertilisers and blended NPK fertilisers. Blended NPK fertilisers are physical combinations of single nutritional components, whereas compound NPK fertilisers comprise chemically bonded constituents.
NPK Full Form
NPK stands for Nitrogen Phosphorus, Potassium chemical fertiliser. This article contains everything you need to know about the topics in detail.