sommer (version 1.6)

FDdata: half diallel data for corn hybrids

Description

This dataset contains phenotpic data for 36 winter bean hybrids, coming from a full diallel design and evaluated for 9 traits. The column male and female origin columns are included as well.

Usage

data("FDdata")

format

The format is: chr "FDdata"

source

This data was generated by a winter bean study and originally included in the agridat package.

References

Covarrubias-Pazaran G (2016) sommer: An R package for mixed model analysis education. R package version 1.1. URL https://cran.r-project.org/web/packages/sommer/.

Examples

####=========================================####
#### For CRAN time limitations most lines in the 
#### examples are silenced with one '#' mark, 
#### remove them and run the examples
####=========================================####
data(FDdata)
head(FDdata)
mix <- mmer2(stems~1, random=~female+male, data=FDdata)
summary(mix)

####=========================================####
#### using mmer function would be like
####=========================================####
Z1 <- model.matrix(~female-1, data=FDdata)
Z2 <- model.matrix(~male-1, data=FDdata)
ETA <- list(GCA1=list(Z=Z1), GCA2=list(Z=Z2))
y <- FDdata$stems
mix2 <- mmer(y=y, Z=ETA, method = "NR")
summary(mix2)