Nitrogen fertilizer is available in both organic (manures) and inorganic forms. The amount of nitrogen in
organic sources varies with source material and its state of decomposition. However, for commercial crop
production, the following inorganic fertilizers are primarily used: ammonium nitrate (33.5%N), potassium
nitrate (13% N), sodium nitrate (16% N), calcium nitrate (15.5% N), urea (46% N), mono-ammonium
phosphate (18% N), di-ammonium phosphate (46% N) and liquid nitrogen (30% N and 10-34-0).
Nitrogen fertilizer is available in both organic (manures) and inorganic forms. The amount of nitrogen inorganic sources varies with source material and its state of decomposition. However, for commercial cropproduction, the following inorganic fertilizers are primarily used: ammonium nitrate (33.5%N), potassiumnitrate (13% N), sodium nitrate (16% N), calcium nitrate (15.5% N), urea (46% N), mono-ammoniumphosphate (18% N), di-ammonium phosphate (46% N) and liquid nitrogen (30% N and 10-34-0).
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