ht_reduction: Calculate reduction in crop production caused by waterlogging...

In KeesVanImmerzeel/hlptabel: Calculate Reduction In Crop Production Caused By Waterlogging And Drought

Calculate reduction in crop production caused by waterlogging and drought.

Description

Calculate reduction in crop production caused by waterlogging and drought.

Usage

ht_reduction(GHG, GLG, HELP, landuse)

Arguments

GHG	Average highest groundwater level, relative to soil surface level, (m) (numeric)
GLG	Average lowest groundwater level, relative to soil surface level, (m) (numeric)
HELP	HELP (soil) number 1-70 (integer).
landuse	1=grassland; 2=arable land (integer)

Value

Calculated reduction in crop production (list) with three elements: red_wl: caused by waterlogging (%); (numeric) red_dr: caused by drought (%); (numeric) red_tot: (%) (numeric)

Examples

GHG <- 0.25
GLG <- 1.4
HELP <- 15
landuse <- 1
ht_reduction( GHG, GLG, HELP, landuse )

KeesVanImmerzeel/hlptabel documentation built on Jan. 9, 2025, 5:32 p.m.