Uniformity trial in apple

Uniformity trial in apple in Australia

Usage

data("strickland.apple.uniformity")

Format

A data frame with 198 observations on the following 3 variables.

row

row

col

column

yield

yield per tree, pounds

Details

Some recently re-worked trees were removed from the data.

The distance between trees in uncertain, but likely in the range 20-30 feet.

Source

A. G. Strickland (1935). Error in horticultural experiments. Journal of Agriculture, Victoria, 33, 408-416. https://handle.slv.vic.gov.au/10381/386642

References

None

Examples

if (FALSE) { # \dontrun{

  library(agridat)
  data(strickland.apple.uniformity)
  dat <- strickland.apple.uniformity
  libs(desplot)
  desplot(dat, yield ~ col*row,
          main="strickland.apple.uniformity",
          flip=TRUE, aspect=(18/11))
} # }