Calculate the phosphorus availability index in Hungary
osi_c_phosphor_hu.Rd
This function calculates the phosphorus availability.
Arguments
- A_SOM_LOI
(numeric) The percentage organic matter in the soil (%)
- A_CLAY_MI
(numeric) The clay content of the soil (%)
- A_CACO3_IF
(numeric) the percentage of CaCO3 (%)
- A_P_AL
(numeric) The exchangeable P-content of the soil measured via Ammonium Lactate extracton (mg P/ kg)
- B_LU
(character) The crop code