Prilled Urea forty six% features 46% of nitrogen (N) in ureic form, quickly absorbed via the leaves of plants. Absorption through the foundation system is slower, because urea in soil is transformed (being a results of enzymatic hydrolysis) into the ammonia form available for plants, then into nitrate form. 4. https://admiralbookmarks.com/story21582478/5-tips-about-urea-fertilizer-nitrogen-you-can-use-today