ht_tab_calc_values: Return tabulated and calculated reductions in crop...

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

Description

Return tabulated and calculated reductions in crop production.

Usage

ht_tab_calc_values(HELP, landuse, aard)

Arguments

HELP	HELP (soil) number 1-70 (integer).
landuse	1=grassland; 2=arable land (numeric)
aard	Nature of the reduction in crop production ("Natschade", "Droogteschade") (character)

Value

Data frame with the fields: HELP: HELP (soil) number 1-70 (integer). landuse: 1=grassland; 2=arable land (numeric) aard: Nature of the reduction in crop production ("Natschade", "Droogteschade") (character) GHG: Average highest groundwater level, relative to soil surface level, (m) (numeric) GLG: Average lowest groundwater level, relative to soil surface level, (m) (numeric) red_HELP_table: Reduction in crop production in HELP 1987 table (%); (numeric) red_calculated: Calculated reduction in crop production (%); (numeric)

Examples

ht_tab_calc_values(HELP=15, landuse=1, aard="Natschade")
ht_tab_calc_values(HELP=15, landuse=1, aard="Droogteschade")

KeesVanImmerzeel/helptabel documentation built on Sept. 23, 2020, 11:33 a.m.