Prilled Urea 46% contains 46% of nitrogen (N) in ureic form, easily absorbed through the leaves of plants. Absorption through the foundation system is slower, because urea in soil is transformed (for a results of enzymatic hydrolysis) into the ammonia form available for plants, and afterwards into nitrate form. 4. https://serpsdirectory.com/listings13590238/5-simple-techniques-for-sugar-brown-oatmeal