Nitrogen rate influences on protein concentration, yield, and NDVI in spring wheat following pea and cover crop mixture

Tabular data including average wheat grain yield, wheat grain protein concentration, NDVI readings, nugget:sill ratio, nitrogen rate treatment assignments at two scales (subplot and whole plot) are included. Data are associated with Nitrogen rate influences on protein concentration, yield, and NDVI in spring wheat following pea and cover crop mixture, published in Agrosystems, Geosciences & Environment in 2025. 
, , # Nitrogen rate influences on protein concentration, yield, and NDVI in spring wheat following pea and cover crop mixture

Dataset DOI: [10.5061/dryad.n5tb2rc97](https://doi.org/10.5061/dryad.n5tb2rc97)

## Description of the data and file structure

Tabular data at the subplot level associated with \"Nitrogen rate influences on protein concentration, yield, and NDVI in spring wheat following pea and cover crop mixture\".
### Files and variables

#### File: BCS_NDVI_WP.csv

**Description:** Data from a study on spring wheat in the year following pea and a cover crop at the whole-plot level.

<br />

##### Variables

* SamplingDate: Date of sampling in MM/DD/YYYY format
* PlantingDate: Date of planting in MM/DD/YYYY format
* DaysAfterPlanting: Days between planting and sampling
* Plot: Plot ID
* ObservationCount: Number of normalized difference vegetation index (NDVI) measurements taken in each plot with a tractor mounted crop circle instrument
* AvgNDVI: Average NDVI at the plot level 
* ...,