Nitrogen fertilizersDefinition Any natural or manufactured material applied to the soil in order to supply nitrogen as a plant nutrient. The term is generally applied largely to inorganic materials that are available commercially. [Source = adapted from RAMIRAN] Preferred Units: N/A Scope Note: N/A This term is used for the following terms: N/A Approved Date 01-May-2013 Click here to give feedback on this term or suggest an update. |