A fertilizer (American English) or fertiliser (British English; see spelling differences) is any material of natural or synthetic origin (other than liming materials) that is applied to soil or to plant tissues to supply one or more plant nutrients essential to the growth of plants. Many sources of fertilizer exist, both natural and industrially produced.
INORGANIC FERTILIZER
Nitrogen Fertilizers
- Ammonium Nitrogen Fertilizer
- Ammonium Bicarbonate
- Ammonium Sulfate Fertilizer
- Ammonium Chloride
Nitrate Nitrogen Fertilizer
- Sodium Nitrate
- Clcium nitrate
Amide Nitrogen Fertilizer
- Urea
Phosphorus Fertilizer
- Water Soluble Phosphorous Fertilizer
- Calcium Superphosphate
- Triple Superphosphate
- Mixing Soluble Phosphate Fertilizer
- Citrate Soluble Phosphatic Fertilizer
Potassium Fertilizer
- Muriate of Potash
- Potassium Sulphate
ORGANIC FERTILIZER
- Agriculture Waste
- Livestock Manure
- Industrial Waste
- Municipal Sludge