This function calculates the phosphorus excess index
Usage
osi_nut_p_be(B_LU, A_P_AL)
Arguments
- B_LU
(character) The crop code
- A_P_AL
(numeric) The exchangeable P-content of the soil measured via ammonium lactate extraction
Value
The phosphorus excess index in Belgium estimated from extractable phosphorus. A numeric value.
Examples
osi_nut_p_be(B_LU = 'SOJ', A_P_AL = 45)
#> [1] NA