Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands
- Autores
- Wyngaard, Nicolás; Crespo, Cecilia; García, Gisela Vanesa; Reussi Calvo, Nahuel Ignacio; Rivero, Camila; Carciochi, Walter Daniel; Eyherabide, Mercedes; Larrea, Gaston Emiliano; Angelini, Hernán Pablo; Barbieri, Pablo; Sainz Rozas, Hernan Rene
- Año de publicación
- 2025
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- In the Argentinean Pampas, where Phaeozems soils are predominant, the conversion of native grasslands into croplands has negatively affected soil fertility and health. Nitrogen (N) mineralized during an anaerobic incubation (Nan), an estimator of N potential mineralization, is frequently used to evaluate soil health. The objectives of our study were to determine the magnitude of the Nan depletion caused by agriculture (dNan), and to assess the relative contribution of land use, climate, and soil properties on dNan in the Argentinean Pampas. We conducted a soil survey at 409 sites distributed throughout the Argentinean Pampas region. At each site, pairwise samples (0–20 cm) were collected from uncultivated and agricultural soils. At each site, different edaphic, climatic, and productive variables were evaluated. The direct and indirect effect of different variables over dNan was evaluated through a path analysis. The conversion of native grasslands from the Argentinean Pampas into croplands generally decreased Nan values, with Nan reductions ranging from 0 to 216 mg kg−1 (representing 0 to 79 % of the Nan value at uncultivated soils). The magnitude of the Nan depletion was influenced by edaphic variables [i.e. original Nan value (Nan at uncropped soils), soil organic matter depletion, clay content] and climatic variables (i.e. precipitation). These four variables explained 85 % of the dNan variability. From the path analysis, it was determined that soils with greater original Nan values (r = 0.89) and greater soil organic matter depletion (r = 0.65) presented larger dNan, while increases in clay content (r = 0.30) or mean annual precipitation (r = 0.25) resulted in lower dNan values. The identification of the drivers of Nan depletion can aid in the classification of areas with greater vulnerability to soil degradation and in the development of models to predict Nan depletion in soils. Such models would hold significant potential as tools for policymakers and program developers engaged in the formulation and implementation of targeted interventions aimed at halting or reversing this degradation process.
EEA Balcarce
Fil: Wyngaard, Nicolás. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Wyngaard, Nicolás. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Crespo, Cecilia. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Crespo, Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: García, Gisela Vanesa. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: García, Gisela Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Reussi Calvo, Nahuel Ignacio. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Reussi Calvo, Nahuel Ignacio. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Rivero, Camila. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Carciochi, Walter Daniel. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Carciochi, Walter Daniel. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Eyherabide, Mercedes. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Eyherabide, Mercedes. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina
Fil: Larrea, Gastón. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina
Fil: Angelini, Hernán. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina
Fil: Barbieri, Pablo. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina
Fil: Barbieri, Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Sainz Rozas, Hernán Rene. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Sainz Rozas, Hernán Rene. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina
Fil: Sainz Rozas, Hernán Rene. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina - Fuente
- Geoderma Regional 40 : e00925 (March 2025)
- Materia
-
Phaeozems
Soil
Edaphic Factors
Climatic Factors
Nitrogen Mineralization
Agriculture
Suelo
Factores Edáficos
Factores Climáticos
Mineralización del Nitrógeno
Agricultura
Argentina - Nivel de accesibilidad
- acceso restringido
- Condiciones de uso
- http://creativecommons.org/licenses/by-nc-sa/4.0/
- Repositorio
- Institución
- Instituto Nacional de Tecnología Agropecuaria
- OAI Identificador
- oai:localhost:20.500.12123/21600
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Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslandsWyngaard, NicolásCrespo, CeciliaGarcía, Gisela VanesaReussi Calvo, Nahuel IgnacioRivero, CamilaCarciochi, Walter DanielEyherabide, MercedesLarrea, Gaston EmilianoAngelini, Hernán PabloBarbieri, PabloSainz Rozas, Hernan RenePhaeozemsSoilEdaphic FactorsClimatic FactorsNitrogen MineralizationAgricultureSueloFactores EdáficosFactores ClimáticosMineralización del NitrógenoAgriculturaArgentinaIn the Argentinean Pampas, where Phaeozems soils are predominant, the conversion of native grasslands into croplands has negatively affected soil fertility and health. Nitrogen (N) mineralized during an anaerobic incubation (Nan), an estimator of N potential mineralization, is frequently used to evaluate soil health. The objectives of our study were to determine the magnitude of the Nan depletion caused by agriculture (dNan), and to assess the relative contribution of land use, climate, and soil properties on dNan in the Argentinean Pampas. We conducted a soil survey at 409 sites distributed throughout the Argentinean Pampas region. At each site, pairwise samples (0–20 cm) were collected from uncultivated and agricultural soils. At each site, different edaphic, climatic, and productive variables were evaluated. The direct and indirect effect of different variables over dNan was evaluated through a path analysis. The conversion of native grasslands from the Argentinean Pampas into croplands generally decreased Nan values, with Nan reductions ranging from 0 to 216 mg kg−1 (representing 0 to 79 % of the Nan value at uncultivated soils). The magnitude of the Nan depletion was influenced by edaphic variables [i.e. original Nan value (Nan at uncropped soils), soil organic matter depletion, clay content] and climatic variables (i.e. precipitation). These four variables explained 85 % of the dNan variability. From the path analysis, it was determined that soils with greater original Nan values (r = 0.89) and greater soil organic matter depletion (r = 0.65) presented larger dNan, while increases in clay content (r = 0.30) or mean annual precipitation (r = 0.25) resulted in lower dNan values. The identification of the drivers of Nan depletion can aid in the classification of areas with greater vulnerability to soil degradation and in the development of models to predict Nan depletion in soils. Such models would hold significant potential as tools for policymakers and program developers engaged in the formulation and implementation of targeted interventions aimed at halting or reversing this degradation process.EEA BalcarceFil: Wyngaard, Nicolás. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Wyngaard, Nicolás. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Crespo, Cecilia. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Crespo, Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: García, Gisela Vanesa. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: García, Gisela Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Reussi Calvo, Nahuel Ignacio. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Reussi Calvo, Nahuel Ignacio. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Rivero, Camila. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Carciochi, Walter Daniel. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Carciochi, Walter Daniel. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Eyherabide, Mercedes. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Eyherabide, Mercedes. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; ArgentinaFil: Larrea, Gastón. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; ArgentinaFil: Angelini, Hernán. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; ArgentinaFil: Barbieri, Pablo. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; ArgentinaFil: Barbieri, Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Sainz Rozas, Hernán Rene. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Sainz Rozas, Hernán Rene. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; ArgentinaFil: Sainz Rozas, Hernán Rene. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaElsevier2025-03-10T10:10:08Z2025-03-10T10:10:08Z2025-03info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttp://hdl.handle.net/20.500.12123/21600https://www.sciencedirect.com/science/article/pii/S23520094250001002352-0094 (online)https://doi.org/10.1016/j.geodrs.2025.e00925Geoderma Regional 40 : e00925 (March 2025)reponame:INTA Digital (INTA)instname:Instituto Nacional de Tecnología Agropecuariaenginfo:eu-repograntAgreement/INTA/2023-PD-L03-I093, Fertilidad química, física y biológica del suelo: estrategias para mitigar y restaurar procesos de degradacióninfo:eu-repo/semantics/restrictedAccesshttp://creativecommons.org/licenses/by-nc-sa/4.0/Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)2025-09-29T13:47:10Zoai:localhost:20.500.12123/21600instacron:INTAInstitucionalhttp://repositorio.inta.gob.ar/Organismo científico-tecnológicoNo correspondehttp://repositorio.inta.gob.ar/oai/requesttripaldi.nicolas@inta.gob.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:l2025-09-29 13:47:11.422INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuariafalse |
dc.title.none.fl_str_mv |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
title |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
spellingShingle |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands Wyngaard, Nicolás Phaeozems Soil Edaphic Factors Climatic Factors Nitrogen Mineralization Agriculture Suelo Factores Edáficos Factores Climáticos Mineralización del Nitrógeno Agricultura Argentina |
title_short |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
title_full |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
title_fullStr |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
title_full_unstemmed |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
title_sort |
Nitrogen mineralization potential depletion in pampas (Argentina) croplands following conversion from native grasslands |
dc.creator.none.fl_str_mv |
Wyngaard, Nicolás Crespo, Cecilia García, Gisela Vanesa Reussi Calvo, Nahuel Ignacio Rivero, Camila Carciochi, Walter Daniel Eyherabide, Mercedes Larrea, Gaston Emiliano Angelini, Hernán Pablo Barbieri, Pablo Sainz Rozas, Hernan Rene |
author |
Wyngaard, Nicolás |
author_facet |
Wyngaard, Nicolás Crespo, Cecilia García, Gisela Vanesa Reussi Calvo, Nahuel Ignacio Rivero, Camila Carciochi, Walter Daniel Eyherabide, Mercedes Larrea, Gaston Emiliano Angelini, Hernán Pablo Barbieri, Pablo Sainz Rozas, Hernan Rene |
author_role |
author |
author2 |
Crespo, Cecilia García, Gisela Vanesa Reussi Calvo, Nahuel Ignacio Rivero, Camila Carciochi, Walter Daniel Eyherabide, Mercedes Larrea, Gaston Emiliano Angelini, Hernán Pablo Barbieri, Pablo Sainz Rozas, Hernan Rene |
author2_role |
author author author author author author author author author author |
dc.subject.none.fl_str_mv |
Phaeozems Soil Edaphic Factors Climatic Factors Nitrogen Mineralization Agriculture Suelo Factores Edáficos Factores Climáticos Mineralización del Nitrógeno Agricultura Argentina |
topic |
Phaeozems Soil Edaphic Factors Climatic Factors Nitrogen Mineralization Agriculture Suelo Factores Edáficos Factores Climáticos Mineralización del Nitrógeno Agricultura Argentina |
dc.description.none.fl_txt_mv |
In the Argentinean Pampas, where Phaeozems soils are predominant, the conversion of native grasslands into croplands has negatively affected soil fertility and health. Nitrogen (N) mineralized during an anaerobic incubation (Nan), an estimator of N potential mineralization, is frequently used to evaluate soil health. The objectives of our study were to determine the magnitude of the Nan depletion caused by agriculture (dNan), and to assess the relative contribution of land use, climate, and soil properties on dNan in the Argentinean Pampas. We conducted a soil survey at 409 sites distributed throughout the Argentinean Pampas region. At each site, pairwise samples (0–20 cm) were collected from uncultivated and agricultural soils. At each site, different edaphic, climatic, and productive variables were evaluated. The direct and indirect effect of different variables over dNan was evaluated through a path analysis. The conversion of native grasslands from the Argentinean Pampas into croplands generally decreased Nan values, with Nan reductions ranging from 0 to 216 mg kg−1 (representing 0 to 79 % of the Nan value at uncultivated soils). The magnitude of the Nan depletion was influenced by edaphic variables [i.e. original Nan value (Nan at uncropped soils), soil organic matter depletion, clay content] and climatic variables (i.e. precipitation). These four variables explained 85 % of the dNan variability. From the path analysis, it was determined that soils with greater original Nan values (r = 0.89) and greater soil organic matter depletion (r = 0.65) presented larger dNan, while increases in clay content (r = 0.30) or mean annual precipitation (r = 0.25) resulted in lower dNan values. The identification of the drivers of Nan depletion can aid in the classification of areas with greater vulnerability to soil degradation and in the development of models to predict Nan depletion in soils. Such models would hold significant potential as tools for policymakers and program developers engaged in the formulation and implementation of targeted interventions aimed at halting or reversing this degradation process. EEA Balcarce Fil: Wyngaard, Nicolás. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Wyngaard, Nicolás. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Crespo, Cecilia. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Crespo, Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: García, Gisela Vanesa. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: García, Gisela Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Reussi Calvo, Nahuel Ignacio. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Reussi Calvo, Nahuel Ignacio. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Rivero, Camila. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Carciochi, Walter Daniel. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Carciochi, Walter Daniel. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Eyherabide, Mercedes. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Eyherabide, Mercedes. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Larrea, Gastón. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Angelini, Hernán. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Barbieri, Pablo. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Barbieri, Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Sainz Rozas, Hernán Rene. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Sainz Rozas, Hernán Rene. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Sainz Rozas, Hernán Rene. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina |
description |
In the Argentinean Pampas, where Phaeozems soils are predominant, the conversion of native grasslands into croplands has negatively affected soil fertility and health. Nitrogen (N) mineralized during an anaerobic incubation (Nan), an estimator of N potential mineralization, is frequently used to evaluate soil health. The objectives of our study were to determine the magnitude of the Nan depletion caused by agriculture (dNan), and to assess the relative contribution of land use, climate, and soil properties on dNan in the Argentinean Pampas. We conducted a soil survey at 409 sites distributed throughout the Argentinean Pampas region. At each site, pairwise samples (0–20 cm) were collected from uncultivated and agricultural soils. At each site, different edaphic, climatic, and productive variables were evaluated. The direct and indirect effect of different variables over dNan was evaluated through a path analysis. The conversion of native grasslands from the Argentinean Pampas into croplands generally decreased Nan values, with Nan reductions ranging from 0 to 216 mg kg−1 (representing 0 to 79 % of the Nan value at uncultivated soils). The magnitude of the Nan depletion was influenced by edaphic variables [i.e. original Nan value (Nan at uncropped soils), soil organic matter depletion, clay content] and climatic variables (i.e. precipitation). These four variables explained 85 % of the dNan variability. From the path analysis, it was determined that soils with greater original Nan values (r = 0.89) and greater soil organic matter depletion (r = 0.65) presented larger dNan, while increases in clay content (r = 0.30) or mean annual precipitation (r = 0.25) resulted in lower dNan values. The identification of the drivers of Nan depletion can aid in the classification of areas with greater vulnerability to soil degradation and in the development of models to predict Nan depletion in soils. Such models would hold significant potential as tools for policymakers and program developers engaged in the formulation and implementation of targeted interventions aimed at halting or reversing this degradation process. |
publishDate |
2025 |
dc.date.none.fl_str_mv |
2025-03-10T10:10:08Z 2025-03-10T10:10:08Z 2025-03 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/20.500.12123/21600 https://www.sciencedirect.com/science/article/pii/S2352009425000100 2352-0094 (online) https://doi.org/10.1016/j.geodrs.2025.e00925 |
url |
http://hdl.handle.net/20.500.12123/21600 https://www.sciencedirect.com/science/article/pii/S2352009425000100 https://doi.org/10.1016/j.geodrs.2025.e00925 |
identifier_str_mv |
2352-0094 (online) |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repograntAgreement/INTA/2023-PD-L03-I093, Fertilidad química, física y biológica del suelo: estrategias para mitigar y restaurar procesos de degradación |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/restrictedAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
eu_rights_str_mv |
restrictedAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier |
publisher.none.fl_str_mv |
Elsevier |
dc.source.none.fl_str_mv |
Geoderma Regional 40 : e00925 (March 2025) reponame:INTA Digital (INTA) instname:Instituto Nacional de Tecnología Agropecuaria |
reponame_str |
INTA Digital (INTA) |
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Instituto Nacional de Tecnología Agropecuaria |
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INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuaria |
repository.mail.fl_str_mv |
tripaldi.nicolas@inta.gob.ar |
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1844619201553104896 |
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12.559606 |