Prilled Urea 46% contains forty six% of nitrogen (N) in ureic form, easily absorbed through the leaves of plants. Absorption through the basis system is slower, because urea in soil is transformed (for a result of enzymatic hydrolysis) into the ammonia form available for plants, and afterwards into nitrate form. https://bookmarkassist.com/story21387105/planting-borlotti-beans-uk-for-dummies