In the experiment, eight different varieties of winter wheat were planted in each of 7 calendar years (1996-2002).
Each genotype was assigned randomly to a plot within a block.
Usage
data("Wheat")Format
A data.frame with 240 rows
genotype The type of wheat.
yield of the wheat from this plot
block Major region of the field
plot Subdivision of block in which the wheat was planted
year of the planting and measurement
Source
Andrea Onofri "Repeated measures with perennial crops"