LTAR yield data

Data in the KBS LTER core database may not be published without written permission of the lead investigator or project director Full terms of use

Yield data from the KBS Long-term Agroecosystem Research

This datatable is part of the LTAR agronomic production datasets dataset. This dataset collects LTAR agronomic data


Experiment: LTAR Croplands Common Experiment
Data available from: August 2021 to December 2021
Dataset: LTAR002
Datatable ID: LTAR002-001.9
Core Areas Primary Production
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Last Updated 2022-05-05
Variate Description Units
field LTAR field or plot
start harvest date the first harvest date
end harvest date the last harvest date
treatment LTAR treatment
replicate replicate within a treatment
crop crop planted in a year
species scientific name of the crop
fraction harvested fraction
agronomic yield yield calculated on the basis of agronomic crop moisture (e.g. 15.5% for corn) bu/ac
dry matter yield yield calculated on the basis of actual crop moisture kg/ha
type LTAR plot, field or prairie strip

Data Excerpt

field start_harvest_date end_harvest_date treatment replicate crop species fraction agronomic_yield_bushel_acre dry_matter_yield_kg_ha type
127 2021-10-07 2021-10-07 ASP6 4 corn Zea mays L. (*) grain 245.483 13069.2 plot
128 2021-10-07 2021-10-07 ASP2 4 corn Zea mays L. (*) grain 251.326 13380.2 plot
129 2021-10-11 2021-10-11 ASP5 4 corn Zea mays L. (*) grain 249.521 13284.1 plot
130 2021-10-11 2021-10-11 ASP3 4 corn Zea mays L. (*) grain 240.153 12785.4 plot
131 2021-10-11 2021-10-11 BAU2 4 corn Zea mays L. (*) grain 246.036 13098.6 plot
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