EC4MET derives environmental data and defines covariates (ECs) for crop trial environments in Australia to model environmental effects and genotype by environment interactions.
See details published in Prediction of Australian wheat genotype by environment interactions and mega-environments.
An example workflow is detailed in the vignette.
To install from Github using devtools:
devtools::install_github("NickFlagleaf/EC4MET",build_vignettes = T)
EC4MET uses freely available weather and soil data from multiple sources including SILO, BARRA-R2, SLGA, and CMIP6 QDC which are all licensed under Creative Commons Attribution 4.0 International (CC BY 4.0).