Uniformity trial of millet — kadam.millet.uniformity • agridat

Uniformity trial of millet in India during 2 years

Usage

data("kadam.millet.uniformity")

Format

A data frame with 240 observations on the following 4 variables.

year: year
row: row
col: column
yield: yield, ounces

Details

Uniformity trials conducted during the kharip (monsoon) seasons of 1933 and 1934 at Kundewadi, Niphad, in the district of Nasik, India. Bajari (pearl millet) strain 54 was used.

In 1933:

Field width: 8 plots * 16.5 feet

Field length: 10 plots * 33 feet

In 1934:

Field width: 8 plots * 16.5 feet

Field length: 20 plots * 16.5 feet

Source

B. S. Kadam and S. M. Patel. (1937). Studies in Field-Plot Technique With P. Typhoideum Rich. The Empire Journal Of Experimental Agriculture, 5, 219-230. https://archive.org/details/in.ernet.dli.2015.25282

References

None.

Examples

if (FALSE) { # \dontrun{

library(agridat)
  
  data(kadam.millet.uniformity)
  dat <- kadam.millet.uniformity
  
  # similar to Kadam fig 1
  libs(desplot)
  desplot(dat, yield ~ col*row,
          subset=year==1933,
          flip=TRUE, aspect=(10*33)/(8*16.5), # true aspect
          main="kadam.millet.uniformity 1933")

  desplot(dat, yield ~ col*row,
          subset=year==1934,
          flip=TRUE, aspect=(20*16.5)/(8*16.5), # true aspect
          main="kadam.millet.uniformity 1934")
  
} # }