Data from a fabricated experiment investigating the effects of nitrogen application and seeding rate on wheat grain production for a crop conducted across 10 fictional sites in South Australia.
Usage
data(grain)Details
The variables are as follows:
- Site
The experiment site locations. (Factor)
- Latitude
Latitude for the site. (Numeric)
- Longitude
Longitude for the site. (Numeric)
- SowDate
The date that the crops were sown. (Date)
- NitrogenDate
The date that the nitrogen applications were made. (Date)
- Rep
Replicate number. (Each site has 3 replicates.) (Factor)
- Variety
The anonymised variety (8 levels). (Factor)
- Nitrogen_kgNha
The applied nitrogen rate treatment, in kg N/ha. (Factor)
- SeedRate_plantsm2
The seeding rate, measured in target establishment plants/m2. (Factor)
- Yield_Tha
The measured grain yield for the plot in T/ha. (Numeric)