Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments

Abstract Evaluating high-throughput soil profile information is essential in safflower precision agriculture, as it facilitates efficient resource management and design of an experiment that promotes sustainable production. We collected soil from representative target environments (TE) of safflower...

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Main Authors: Megha Sharma, Shailendra Goel, Ani A. Elias
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
Subjects:
Online Access:https://doi.org/10.1038/s41598-024-83551-9
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author Megha Sharma
Shailendra Goel
Ani A. Elias
author_facet Megha Sharma
Shailendra Goel
Ani A. Elias
author_sort Megha Sharma
collection DOAJ
description Abstract Evaluating high-throughput soil profile information is essential in safflower precision agriculture, as it facilitates efficient resource management and design of an experiment that promotes sustainable production. We collected soil from representative target environments (TE) of safflower cultivation and evaluated 14 soil physio-chemical features for constructing fine-resolution maps. The robustness, versatility, and predictive ability of two statistical learning models in correctly classifying the soil profile to clusters were tested. Calcium, sand, soil organic carbon, phosphorous, potassium, and sodium were found to be most influential in classifying the representative TE. Random Forest model was found to be the best performing with average prediction accuracy above 85% in all test settings which reached 100% in some. The optimal training population size for prediction was found to be 70–80%. The spatial distribution of sodium in Delhi was found to be aligned with the low yield of safflower emphasizing the importance of fine-resolution soil mapping to design a field experiment and optimize the nutrient supply. Fine-resolution mapping not only enhance soil management strategies but also support government initiatives such as soil health cards, delineation of cultivable land, and risk assessments in crop-growing areas.
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spelling doaj-art-90e372ee79334a60bf0fd2f9c750487a2025-01-05T12:15:19ZengNature PortfolioScientific Reports2045-23222025-01-0115111710.1038/s41598-024-83551-9Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environmentsMegha Sharma0Shailendra Goel1Ani A. Elias2Department of Botany, University of DelhiDepartment of Botany, University of DelhiICFRE-Institute of Forest Genetics and Tree BreedingAbstract Evaluating high-throughput soil profile information is essential in safflower precision agriculture, as it facilitates efficient resource management and design of an experiment that promotes sustainable production. We collected soil from representative target environments (TE) of safflower cultivation and evaluated 14 soil physio-chemical features for constructing fine-resolution maps. The robustness, versatility, and predictive ability of two statistical learning models in correctly classifying the soil profile to clusters were tested. Calcium, sand, soil organic carbon, phosphorous, potassium, and sodium were found to be most influential in classifying the representative TE. Random Forest model was found to be the best performing with average prediction accuracy above 85% in all test settings which reached 100% in some. The optimal training population size for prediction was found to be 70–80%. The spatial distribution of sodium in Delhi was found to be aligned with the low yield of safflower emphasizing the importance of fine-resolution soil mapping to design a field experiment and optimize the nutrient supply. Fine-resolution mapping not only enhance soil management strategies but also support government initiatives such as soil health cards, delineation of cultivable land, and risk assessments in crop-growing areas.https://doi.org/10.1038/s41598-024-83551-9Fine-resolution soil mapSoil prediction modelRandom forestSelf-organizing mapSafflowerPrecision agriculture
spellingShingle Megha Sharma
Shailendra Goel
Ani A. Elias
Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
Scientific Reports
Fine-resolution soil map
Soil prediction model
Random forest
Self-organizing map
Safflower
Precision agriculture
title Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
title_full Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
title_fullStr Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
title_full_unstemmed Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
title_short Predictive modeling of soil profiles for precision agriculture: a case study in safflower cultivation environments
title_sort predictive modeling of soil profiles for precision agriculture a case study in safflower cultivation environments
topic Fine-resolution soil map
Soil prediction model
Random forest
Self-organizing map
Safflower
Precision agriculture
url https://doi.org/10.1038/s41598-024-83551-9
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AT aniaelias predictivemodelingofsoilprofilesforprecisionagricultureacasestudyinsafflowercultivationenvironments