This function calculates the change in S-balance compared to averaged S-supply as given in fertilizer recommendation systems.

calc_sbal_arable(D_SLV, B_LU_BRP, B_SOILTYPE_AGR, B_AER_CBS)

Arguments

D_SLV

(numeric) The value of SLV calculated by calc_slv

B_LU_BRP

(numeric) The crop code (gewascode) from the BRP

B_SOILTYPE_AGR

(character) The type of soil

B_AER_CBS

(character) The agricultural economic region in the Netherlands (CBS, 2016)

Value

Estimated contribution of the soil to the S balance of arable fields. A numeric value.

Examples

data.table::setDTthreads(1) 
calc_sbal_arable(D_SLV = 65, B_LU_BRP = 1019, B_SOILTYPE_AGR = 'dekzand', 
B_AER_CBS = 'Rivierengebied')
#> [1] 55