Prilled urea 46% incorporates forty six% of nitrogen (N) in ureic form, very easily absorbed by the leaves of plants. Absorption in the root system is slower, because urea in soil is transformed (for a result of enzymatic hydrolysis) into the ammonia form available for plants, and then into nitrate https://paxtonrlngg.blogdon.net/details-fiction-and-cashew-nuts-unpeeled-53170682