Prilled Urea forty six% incorporates 46% of nitrogen (N) in ureic form, effortlessly absorbed via the leaves of plants. Absorption through the root system is slower, because urea in soil is converted (as a results of enzymatic hydrolysis) into the ammonia form available for plants, and then into nitrate form. https://bookmarkinglive.com/story22557329/a-review-of-npk-fertilizer-video