Prilled urea 46% includes 46% of nitrogen (N) in ureic form, quickly absorbed through the leaves of plants. Absorption throughout the root system is slower, because urea in soil is converted (as being a results of enzymatic hydrolysis) into the ammonia form available for plants, and after that into nitrate https://bookmarkick.com/story20336626/5-easy-facts-about-carbs-in-black-beans-described