Agriculture Conversions

Convert To Multiple by
Acres Hectares 0.4047
Hectares Acres 2.4711
Ca (Calcium) CaO (Calcium oxide) 1.3994
Ca (Calcium) CaCO3 (Calcium carbonate) 2.5
CaO (Calcium oxide) Ca (Calcium) 0.7146
CaCO3 (Calcium carbonate) Ca (Calcium) 0.4
K (Potassium) K2O (Potassium oxide) 1.2047
K2O (Potassium oxide) K (Potassium) 0.8301
Mg (Magnessium) MgO (Magnessium oxide) 1.6581
MgO (Magnessium oxide) Mg (Magnessium) 0.6031
P (Phosphorous) P2O5 (Phosphate) 2.2915
P2O5 (Phosphate) P (Phosphorous) 0.4364
N (Nitrogen) NO3 (Nitrate)  
NO3 (Nitrate) N (Nitrogen)  
N (Nitrogen) (NH2)2CO (Urea)  
(NH2)2CO (Urea) N (Nitrogen)  
N (Nitrogen) NH3 (Ammonium)  
NH3 (Ammonium) N (Nitrogen)  
N (Nitrogen) Protien (General)  
Protien (General) N (Nitrogen)  
Si (Silicon) SiO2 (Silica)  
SiO2 (Silica) Si (Silicon)  
Al (Aluminium) Al2O3 (Aluminium oxide)  
Al2O3 (Aluminium oxide) Al (Aluminium)  
Fe (Iron) FeO (Iron oxide)  
FeO (Iron oxide) Fe (Iron)  
Fe (Iron) Fe2O3 (Iron (III) oxide)  
Fe2O3 (Iron (III) oxide) Fe (Iron)  
Fe (Iron) Fe3O4 (Magnetite)  
Fe3O4 (Magnetite) Fe (Iron)  
Na (Sodium) Na2O (Sodium oxide)  
Na2O (Sodium oxide) Na (Sodium)  
Na (Sodium) NaCl (Sodium chloride)  
NaCl (Sodium Chloride) Na (Sodium)  
Ti (Titanium) TiO2 (Titanium dioxide)  
TiO2 (Titanium dioxide) Ti (Titanium)  
Mn (Manganese) MnO (Manganese oxide)  
MnO (Manganese Oxide) Mn (Manganese)  
S (Sulphur) SO3 (Sulphur trioxide)  
SO3 (Sulphur trioxide) S (Sulphur)  
S (Sulphur) SO32- (Sulfite)  
SO32- (Sulfite) S (Sulphur)  
S (Sulphur) SO4 (Sulphate)  
SO4 (Sulphate) S (Sulphur)  
Sr (Strontium) SrO (Strontium oxide)  
SrO (Strontium oxide) Sr (Strontium)  

Example: To convert 10 acres to hectares is 10 multiply by 0.4047 = 4.047 hectares.