Prilled urea 46% includes forty six% of nitrogen (N) in ureic form, easily absorbed because of the leaves of plants. Absorption with the root system is slower, because urea in soil is converted (as a results of enzymatic hydrolysis) into the ammonia form available for plants, and afterwards into nitrate https://riveryocjq.actoblog.com/37841343/is-black-seed-oil-made-from-black-cumin-seeds-secrets