correa.soybean.uniformity {agridat} | R Documentation

## Uniformity trial of soybean

### Description

Uniformity trial of soybean in Brazil, 1970.

### Usage

    data("correa.soybean.uniformity")

### Format

A data frame with 1152 observations on the following 3 variables.

`row`

  row

`col`

  column

`yield`

  yield, grams/plot

### Details

Field length: 48 rows * .6 m = 28.8 m

Field width: 24 columns * .6 m = 14.4 m

### Source

Enedino Correa da Silva. (1974). Estudo do tamanho e forma de parcelas para experimentos de soja (Plot size and shape for soybean yield trials). Pesquisa Agropecuaria Brasileira, Serie Agronomia, 9, 49-59. Table 3, page 52-53. http://seer.sct.embrapa.br/index.php/pab/article/view/17250

### References

None

### Examples

    ## Not run:

      data(correa.soybean.uniformity)
      dat <- correa.soybean.uniformity

      desplot(yield ~ col*row, dat,
              flip=TRUE, aspect=28.8/14.4,
              main="correa.soybean.uniformity")

    ## End(Not run)

[Package agridat version 1.16 Index]