Wheat advanced breeding trial

Description

An advanced Nebraska Intrastate Nursery (NIN) breeding trial conducted at Alliance in 1988/89. Four replicates of 19 released cultivars, 35 experimental wheat lines and 2 additional triticale lines were laid out in a 22 row by 11 column rectangular array of plots. The varieties were allocated to the plots using a randomized complete block (RCB) design.

Usage

nin89

Format

A data frame with 11 columns and 242 rows:

• Variety: Variety name, factor with 56 levels

• Id: Variety ID, factor with 56 integral levels

• pid: Plot number, numeric variate

• raw: Plot weights

• Rep: Replicate, factor with 4 levels

• nloc: Trial location (= 4)

• yield: Grain yield (in t/ha)

• lat: Latitude, spatial coordinate

• long: Longitud, spatial coordinate

• Row: Field row, factor with 22 levels

• Column: Field column, factor with 11 levels