strickland.peach.uniformity: Uniformity trial of peach

Description Usage Format Details Source References Examples

Description

Uniformity trial of peach trees in Australia.

Usage

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data("strickland.peach.uniformity")

Format

A data frame with 144 observations on the following 3 variables.

row

row

col

column

yield

yield, pounds per tree

Details

Yields are the weight of peaches per individual tree in pounds.

Source

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

References

None

Examples

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## Not run: 

  data(strickland.peach.uniformity)
  dat <- strickland.peach.uniformity

  mean(dat$yield) # 131.3, Strickland has 131.3
  sd(dat$yield)/mean(dat$yield) # 31.1, Strickland has 34.4

  require(desplot)
  desplot(yield ~ col*row, dat,
          main="strickland.peach.uniformity",
          flip=TRUE, aspect=1)

## End(Not run)

agridat documentation built on May 2, 2019, 4:01 p.m.