On the quality of USDA gridded crop condition layers

Abstract Precise, accurate, and reliable crop condition data continues to be in demand for farmers, agribusiness, government agencies, agroclimatologists, and research institutions. This study evaluated the data quality of four major United States field crops: corn (Zea mays L.), cotton (Gossypium h...

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Main Authors: Logan R. Bundy, Vittorio A. Gensini, Walker S. Ashley, Alex M. Haberlie
Format: Article
Language:English
Published: Wiley 2025-06-01
Series:Agrosystems, Geosciences & Environment
Online Access:https://doi.org/10.1002/agg2.70087
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author Logan R. Bundy
Vittorio A. Gensini
Walker S. Ashley
Alex M. Haberlie
author_facet Logan R. Bundy
Vittorio A. Gensini
Walker S. Ashley
Alex M. Haberlie
author_sort Logan R. Bundy
collection DOAJ
description Abstract Precise, accurate, and reliable crop condition data continues to be in demand for farmers, agribusiness, government agencies, agroclimatologists, and research institutions. This study evaluated the data quality of four major United States field crops: corn (Zea mays L.), cotton (Gossypium hirsutum L.), soybeans (Glycine max L.), and winter wheat (Triticum aestivum L.) from the USDA National Agricultural Statistics Service's (NASS) Gridded Crop Progress and Condition dataset. Upon aggregating the weekly 9 km gridded data to the county level (and further to the state and national level) over the 2015–2023 period, no statistically significant differences emerged between the gridded condition data and the tabular condition data from the USDA NASS Crop Progress and Condition Report (CPCR). In line with state and national‐level analyses, a strong linear relationship between crop conditions and yield existed at the county scale. County‐level crop condition ratings were a statistically significant covariate of yield during the critical reproduction period through harvest for 90% of corn, 78% of cotton, 90% of soybean, and 96% of winter wheat‐producing counties. In addition, intramonthly county‐level crop conditions changed accordingly based on the magnitude of temperature and precipitation anomalies during certain phenological stages. In at least 80% of counties for each respective crop, temperatures and precipitation were statistically significant covariates for crop condition changes. The relationships between USDA NASS gridded crop condition data, CPCR data, yield, and climate substantiate the utility and fidelity of this dataset as a representation of confidential crop condition reports, supporting its practical application in research and operational decision‐making.
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spelling doaj-art-dbc364e40d4e4e83856c0d96ffd1b14c2025-08-20T03:32:15ZengWileyAgrosystems, Geosciences & Environment2639-66962025-06-0182n/an/a10.1002/agg2.70087On the quality of USDA gridded crop condition layersLogan R. Bundy0Vittorio A. Gensini1Walker S. Ashley2Alex M. Haberlie3Department of Earth, Atmosphere, and Environment Northern Illinois University Dekalb Illinois USADepartment of Earth, Atmosphere, and Environment Northern Illinois University Dekalb Illinois USADepartment of Earth, Atmosphere, and Environment Northern Illinois University Dekalb Illinois USADepartment of Earth, Atmosphere, and Environment Northern Illinois University Dekalb Illinois USAAbstract Precise, accurate, and reliable crop condition data continues to be in demand for farmers, agribusiness, government agencies, agroclimatologists, and research institutions. This study evaluated the data quality of four major United States field crops: corn (Zea mays L.), cotton (Gossypium hirsutum L.), soybeans (Glycine max L.), and winter wheat (Triticum aestivum L.) from the USDA National Agricultural Statistics Service's (NASS) Gridded Crop Progress and Condition dataset. Upon aggregating the weekly 9 km gridded data to the county level (and further to the state and national level) over the 2015–2023 period, no statistically significant differences emerged between the gridded condition data and the tabular condition data from the USDA NASS Crop Progress and Condition Report (CPCR). In line with state and national‐level analyses, a strong linear relationship between crop conditions and yield existed at the county scale. County‐level crop condition ratings were a statistically significant covariate of yield during the critical reproduction period through harvest for 90% of corn, 78% of cotton, 90% of soybean, and 96% of winter wheat‐producing counties. In addition, intramonthly county‐level crop conditions changed accordingly based on the magnitude of temperature and precipitation anomalies during certain phenological stages. In at least 80% of counties for each respective crop, temperatures and precipitation were statistically significant covariates for crop condition changes. The relationships between USDA NASS gridded crop condition data, CPCR data, yield, and climate substantiate the utility and fidelity of this dataset as a representation of confidential crop condition reports, supporting its practical application in research and operational decision‐making.https://doi.org/10.1002/agg2.70087
spellingShingle Logan R. Bundy
Vittorio A. Gensini
Walker S. Ashley
Alex M. Haberlie
On the quality of USDA gridded crop condition layers
Agrosystems, Geosciences & Environment
title On the quality of USDA gridded crop condition layers
title_full On the quality of USDA gridded crop condition layers
title_fullStr On the quality of USDA gridded crop condition layers
title_full_unstemmed On the quality of USDA gridded crop condition layers
title_short On the quality of USDA gridded crop condition layers
title_sort on the quality of usda gridded crop condition layers
url https://doi.org/10.1002/agg2.70087
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