Reference

Models and biplots for multi-environment trials Functions to fit the AMMI and SREG models and their biplots.
rAMMI()	AMMI biplots with ggplot2
GGEmodel()	Site Regression model
GGEPlot()	GGE biplots with ggplot2
Missing data imputation Methods for the imputation of missing data in multi-environment trials.
imputation()	Imputation of missing cells in two-way data sets
Datasets Sample datasets (see the agricolae package).
plrv	Clones from the PLRV population