Prilled urea forty six% incorporates 46% of nitrogen (N) in ureic form, easily absorbed with the leaves of plants. Absorption with the root system is slower, because urea in soil is transformed (as a results of enzymatic hydrolysis) into the ammonia form available for plants, after which into nitrate form. https://esocialmall.com/story5731236/npk-fertilizer-manufacturer-in-malaysia-fundamentals-explained