Prilled urea forty six% incorporates 46% of nitrogen (N) in ureic form, very easily absorbed by the leaves of plants. Absorption with the root system is slower, because urea in soil is transformed (being a results of enzymatic hydrolysis) into the ammonia form available for plants, then into nitrate form. https://edwinlbaxz.kylieblog.com/37677001/the-5-second-trick-for-sainsbury-s-butter-beans