Prilled Urea 46% consists of 46% of nitrogen (N) in ureic form, conveniently absorbed through the leaves of plants. Absorption through the foundation system is slower, because urea in soil is converted (as a result of enzymatic hydrolysis) into the ammonia form available for plants, after which into nitrate form. https://mydirectoryspace.com/listings13578807/indicators-on-butter-beans-texture-you-should-know