fusarium: Fusarium Data

In maryclare/LANOVA:

Description

A dataset containing severity of disease incidence ratings for 20 varieties of wheat infected with 7 strains of Fusarium head blight over 4 years, 1990-1993.

Usage

data(fusarium) 
Y <- fusarium[["Y"]]

Format

A list of one item:

Y

Three-way tensor of disease ratings for 20 varieties of wheat infected with 7 strains of Fusarium head blight over 4 years, 1990-1993.

...

Source

Fusarium data used and printed in http://www.jstor.org/stable/2533660?seq=1#page_scan_tab_contents, processed as follows:

fus <- read.table("fusarium.txt", header = FALSE) # Text file of data from paper
Y <- array(NA, dim = c(4, 7, 20))
for (i in 1:4) Y[i, , ] <- as.matrix(fus[(i - 1)*7 + 1:7, ])
Y <- log((Y/100)/(1 - (Y/100)))
fusarium <- list("Y" = Y)

maryclare/LANOVA documentation built on May 21, 2019, 12:39 p.m.