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Calculates a dataset of agricultural production out of the combined data of calcFAOharmonized(). Covers dry matter (DM) production. Also returns areas of individual crops from FAOSTAT. Total area can be lower or higher than arable land because of multicropping or fallow land. Returns yield as calculated from area area and production.

Usage

calcValidYield(
  datasource = "FAO",
  faoVersion = "join2010",
  future = NULL,
  physical = TRUE
)

Arguments

datasource

Specify which datasource needs to be used. Currently only "FAO" and "calibratedLPJmL" is available.

faoVersion

which FAO version to use (pre, post or joined 2010 data)

future

if NULL no future values are returned (default). specify climate scenario (gcm:rcp), if future is needed

physical

if true (default) physical area (croparea) used for yield calculation; if false harvested area used for yield calculation

Value

List of magpie objects with results on country level, weight on country level, unit, Max.&Min. values alongwith description.

Author

Abhijeet Mishra, Isabelle Weindl, Florian Humpenoeder

Examples

if (FALSE) { # \dontrun{
calcOutput("ValidYield")
} # }