Prilled urea forty six% consists of 46% of nitrogen (N) in ureic form, quickly absorbed by the leaves of plants. Absorption throughout the root system is slower, because urea in soil is converted (as a results of enzymatic hydrolysis) into the ammonia form available for plants, then into nitrate form. https://yoursocialpeople.com/story5606602/the-5-second-trick-for-sainsbury-s-butter-beans