EFMA |
European Fertilizer Manufacturers Association |
FAO |
Food and Agriculture Organization of the United Nations |
IFA |
International Fertilizer Industry Association |
IFDC |
International Fertilizer Development Center |
OECD |
Organisation for Economic Co-operation and Development |
PLN |
Polish Currency |
Fertilizers
N |
Nitrogen |
Amm. |
Ammonium |
AS |
Ammonium sulphate |
AN |
Ammonium nitrate |
CAN |
Calcium ammonium nitrate |
UAN |
Urea ammonium nitrate |
P2O5 or P |
Phosphate* |
SSP |
Single superphosphate |
TSP |
Triple superphosphate |
K2O or K |
Potash* |
NPK, NP or PK fertilizers |
compound fertilizers containing the nutrient indicated |
NPK per ha (for example) |
N+P2O5+K2O per ha |
* Phosphate and potash may be expressed as their elemental forms P and K or as their oxide forms P2O5 and K2O. Nitrogen is expressed as N. In this study phosphate and potash are expressed in their oxide forms.