Calculate the potassium excess index in Poland

This function calculates the potassium excess.

Usage

osi_nut_k_pl(A_K_DL, B_TEXTURE_HYPRES, B_LU = NA_character_, unitcheck = TRUE)

Arguments

A_K_DL

(numeric) The exchangeable K-content of the soil measured via ammonium double lactate extracton (mg K/ kg)

B_TEXTURE_HYPRES

(character) The soil texture according to HYPRES classification system

B_LU

(character) The crop code

unitcheck

(character) Option to switch off unit checks (TRUE or FALSE)

Value

The potassium excess index in Poland estimated from extractable potassium. A numeric value.

Examples

osi_nut_k_pl(B_LU = 'testcrop1',A_K_DL = 45,B_TEXTURE_HYPRES='C')
#> [1] 0.9386912