Description
wheat is an unreplicated early generation wheat variety trial conducted at Tullibigeal in south-western NSW.
Usage
wheat
To load the file into ASReml-R and view the contents use the commands:
library(asreml)
data(package="asreml")
data("wheat")
View(wheat)
Format
| A data frame with 5 columns and 670 rows: | |
| yield | Grain yield in kg/ha |
| weed | A covariate |
| Column | A factor with 10 levels |
| Row | A factor with 67 levels |
| Variety | A factor with 532 levels |
Details
The experiment consisted of 525 test lines which were randomly assigned to plots in a 67 row by 10 column array. There was a check plot variety every 6 plots within each column. That is, the check variety was sown on rows 1,7,13,. . . ,67 of each column. This variety was numbered 526. A further 6 replicated commercially available varieties (numbered 527 to 532) were also randomly assigned to plots with between 3 to 5 plots of each.
Source
NSW Department of Primary Industries