Prilled Urea 46% features forty six% of nitrogen (N) in ureic form, easily absorbed via the leaves of plants. Absorption through the root system is slower, because urea in soil is converted (to be a result of enzymatic hydrolysis) into the ammonia form available for plants, then into nitrate form. https://robustdirectory.com/listings1840991/not-known-details-about-urea-fertilizer-subsidy