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wheat – Wheat variety trial

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

Updated on January 24, 2019

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