Prilled Urea 46% includes forty six% of nitrogen (N) in ureic form, simply absorbed with the leaves of plants. Absorption through the root system is slower, because urea in soil is transformed (being a result of enzymatic hydrolysis) into the ammonia form available for plants, and then into nitrate form. https://elliottisahp.wikiitemization.com/5898837/facts_about_brown_sugar_restaurante_revealed