Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments
Soil health indicators based on microbial biodiversity are increasingly used in agricultural sustainability assessments. However, little is known about how microbial communities vary within micro-environmental gradients across different land uses, which is crucial for designing field sampling and mo...
| Autores principales: | , , , , , |
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| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
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MDPI
2024
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| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12123/16799 https://www.mdpi.com/2071-1050/16/3/1236 https://doi.org/10.3390/su16031236 |
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| author | Alvarez, Valeria Esther El Mujtar, Veronica Andrea Salles, Joana Falcão Xiu, Jia Cardozo, Andrea Tittonell, Pablo Adrian |
| author_browse | Alvarez, Valeria Esther Cardozo, Andrea El Mujtar, Veronica Andrea Salles, Joana Falcão Tittonell, Pablo Adrian Xiu, Jia |
| author_facet | Alvarez, Valeria Esther El Mujtar, Veronica Andrea Salles, Joana Falcão Xiu, Jia Cardozo, Andrea Tittonell, Pablo Adrian |
| author_sort | Alvarez, Valeria Esther |
| collection | INTA Digital |
| description | Soil health indicators based on microbial biodiversity are increasingly used in agricultural sustainability assessments. However, little is known about how microbial communities vary within micro-environmental gradients across different land uses, which is crucial for designing field sampling and monitoring protocols. Our objective was to assess how soil microbial communities changed with soil depth and spatial distance across land-use types. We sampled soils in four spatial distances (within 0.1–70 m) and four depths (within 0–40 cm) in forests, grasslands, and horticultural lands, and combined 16S rRNA gene sequencing, DNA quantification and soil chemical characterization to explore micro-environmental variation in microbial biomass, α-β-diversity, and communities’ assembly processes. Depth and spatial distance had differential effects on microbial biodiversity within different land uses. Microbial biomass was most sensitive to depth, α-diversity to spatial distance, and β-diversity to both depth and spatial distance. Deterministic processes dominate microbial communities’ assembly along depth in all land uses, which is a promising result for developing soil quality indicators based on microbial biodiversity. Overall, our results suggest that collecting soil samples separated by at least 12 m is adequate to capture biodiversity changes across land uses. However, collecting randomly within the first 10 cm is recommended for native forests, while systematic sampling within the first 20 cm is advised for grasslands and horticultural lands. Our findings underscore the need for land use-specific sampling frameworks in soil life-based sustainability assessments for meaningful regional comparisons. |
| format | info:ar-repo/semantics/artículo |
| id | INTA16799 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2024 |
| publishDateRange | 2024 |
| publishDateSort | 2024 |
| publisher | MDPI |
| publisherStr | MDPI |
| record_format | dspace |
| spelling | INTA167992024-02-26T13:49:37Z Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments Alvarez, Valeria Esther El Mujtar, Veronica Andrea Salles, Joana Falcão Xiu, Jia Cardozo, Andrea Tittonell, Pablo Adrian Ecosistema Ecosistemas Forestales Microorganismos del Suelo Biodiversidad Sostenibilidad Medio Ambiente Ecosystems Forest Ecosystems Soil Microorganisms Biodiversity Sustainability Environment Región Patagónica Soil health indicators based on microbial biodiversity are increasingly used in agricultural sustainability assessments. However, little is known about how microbial communities vary within micro-environmental gradients across different land uses, which is crucial for designing field sampling and monitoring protocols. Our objective was to assess how soil microbial communities changed with soil depth and spatial distance across land-use types. We sampled soils in four spatial distances (within 0.1–70 m) and four depths (within 0–40 cm) in forests, grasslands, and horticultural lands, and combined 16S rRNA gene sequencing, DNA quantification and soil chemical characterization to explore micro-environmental variation in microbial biomass, α-β-diversity, and communities’ assembly processes. Depth and spatial distance had differential effects on microbial biodiversity within different land uses. Microbial biomass was most sensitive to depth, α-diversity to spatial distance, and β-diversity to both depth and spatial distance. Deterministic processes dominate microbial communities’ assembly along depth in all land uses, which is a promising result for developing soil quality indicators based on microbial biodiversity. Overall, our results suggest that collecting soil samples separated by at least 12 m is adequate to capture biodiversity changes across land uses. However, collecting randomly within the first 10 cm is recommended for native forests, while systematic sampling within the first 20 cm is advised for grasslands and horticultural lands. Our findings underscore the need for land use-specific sampling frameworks in soil life-based sustainability assessments for meaningful regional comparisons. EEA Bariloche Fil: Alvarez, Valeria Esther. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Alvarez, Valeria Esther. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Alvarez, Valeria Esther. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto Tecnológico de Chascomús; Argentina Fil: Alvarez, Valeria Esther. Universidad Nacional de San Martín. Instituto Tecnológico de Chascomús; Argentina Fil: El Mujtar, Veronica Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: El Mujtar, Veronica Andrea. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Salles, Joana Falcão. Groningen University. Groningen Institute of Evolutionary Life Sciences (GELIFES); Países Bajos Fil: Xiu, Jia. Groningen University. Groningen Institute of Evolutionary Life Sciences (GELIFES); Países Bajos Fil: Castan, Elisa. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Castan, Elisa. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Cardozo, Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Cardozo, Andrea. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Cardozo, Andrea. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Agencia de Extensión Rural El Bolsón; Argentina Fil: Tittonell, Pablo Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Tittonell, Pablo Adrian. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Tittonell, Pablo Adrian. Groningen University. Groningen Institute of Evolutionary Life Sciences; Países Bajos Fil: Tittonell, Pablo Adrian. Université de Montpellier. Centre de Coopération Internationale en Recherche Agronomique pour le Développement (CIRAD). Agroécologie et Intensification Durable (AïDA); Francia 2024-02-26T13:42:39Z 2024-02-26T13:42:39Z 2024-02 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/16799 https://www.mdpi.com/2071-1050/16/3/1236 2071-1050 https://doi.org/10.3390/su16031236 eng info:eu-repograntAgreement/INTA/2019-PE-E1-I020-001, Desarrollo de criterios para diseño, monitoreo y evaluación de estrategias de intensificación sostenible de agroecosistemas, basadas en múltiples servicios ecosistémicos info:eu-repograntAgreement/INTA/2019-PD-E2-I037-002, Biodiversidad edáfica: componente clave para una gestión integral y sustentable del recurso suelo info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf MDPI Sustainability 16 (3) : 1236. (February 2024) |
| spellingShingle | Ecosistema Ecosistemas Forestales Microorganismos del Suelo Biodiversidad Sostenibilidad Medio Ambiente Ecosystems Forest Ecosystems Soil Microorganisms Biodiversity Sustainability Environment Región Patagónica Alvarez, Valeria Esther El Mujtar, Veronica Andrea Salles, Joana Falcão Xiu, Jia Cardozo, Andrea Tittonell, Pablo Adrian Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title | Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title_full | Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title_fullStr | Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title_full_unstemmed | Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title_short | Micro-Environmental Variation in Soil Microbial Biodiversity in Forest Frontier Ecosystems—Implications for Sustainability Assessments |
| title_sort | micro environmental variation in soil microbial biodiversity in forest frontier ecosystems implications for sustainability assessments |
| topic | Ecosistema Ecosistemas Forestales Microorganismos del Suelo Biodiversidad Sostenibilidad Medio Ambiente Ecosystems Forest Ecosystems Soil Microorganisms Biodiversity Sustainability Environment Región Patagónica |
| url | http://hdl.handle.net/20.500.12123/16799 https://www.mdpi.com/2071-1050/16/3/1236 https://doi.org/10.3390/su16031236 |
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