For detailed information see Gabel et al. (2019) <doi:10.1371/journal.pcbi.1007230>.

Title: Evapotranspiration Based on FAO Penman-Monteith Equation
S. Saeid Mousavi Nadoushani <sa_mousavi@sbu.ac.ir>
Description: Calculation of Evapotranspiration by FAO Penman-Monteith equation based on Allen, R. G., Pereira, L. S., Raes, D., Smith, M. (1998, ISBN:92-5-104219-5) "Crop evapotranspiration - Guidelines for computing crop water requirements - FAO Irrigation and drainage paper 56".

Title: A complementary package to the FAOSTAT database and the
Statistical Yearbook of the Food and Agricultural Organization
Authors@R: c(person("Micheal. C. J.", "Kao", role = c("aut", "cre"),
email = "michael.kao@fao.org"), person("Markus", "Gesmann", rol
Author: Michael C. J. Kao <michael.kao@fao.org>
Maintainer: Michael C. J. Kao <michael.kao@fao.org>
Description: The package hosts a list of functions to download,
manipulate, construct and aggregate agricultural statistics
provided by the FAOSTAT database of the Food and Agricultural
RColorBrewer (>= 1.0-5), reshape2 (>= 1.2.1), data.table (>=
Collate: 'aggCountry.R' 'aggRegion.R' 'chConstruct.R' 'chgr.R' 'CHMT.R'

= "ctb", comment = "Author of getWDI"), person("Filippo",

Author: Michael C. J. Kao <michael.kao@fao.org>, Markus Gesmann, Filippo Gheri
Description: The package hosts a list of functions to download, manipulate,
construct and aggregate agricultural statistics provided by the FAOSTAT
database of the Food and Agricultural Organization of the United Nations.

Description: The package hosts a list of functions to automatically download
statistics from FAOSTAT (database of the Food and Agricultural Organization
of the United Nations) and WDI (database of the World Bank), and to perform

Title: Download Data from the FAOSTAT Database of the Food and
Agricultural Organization (FAO) of the United Nations
Description: A list of functions to download statistics from FAOSTAT (database
of the Food and Agricultural Organization of the United Nations) and WDI
(database of the World Bank), and to perform some harmonization operations.