Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils?
In order to determine if intensive agricultural land use and/or edaphic characteristics modify the community of the arbuscular mycorrhizal fungi (AMF) indigenous of soils from the Argentinean Pampa; mycorrhizal colonization, sporulation, glomalin (GRSP) and genetic diversity were assessed. Soils wer...
| Main Authors: | , , , , , |
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| Format: | Artículo |
| Language: | Inglés |
| Published: |
Elsevier
2019
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| Subjects: | |
| Online Access: | http://hdl.handle.net/20.500.12123/5288 https://www.sciencedirect.com/science/article/pii/S0929139316300051 https://doi.org/10.1016/j.apsoil.2016.01.005 |
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| author | Thougnon Islas, Andrea Julieta Hernandez Guijarro, Keren Eyherabide, Mercedes Sainz Rozas, Hernan Rene Echeverria, Hernan Eduardo Covacevich, Fernanda |
| author_browse | Covacevich, Fernanda Echeverria, Hernan Eduardo Eyherabide, Mercedes Hernandez Guijarro, Keren Sainz Rozas, Hernan Rene Thougnon Islas, Andrea Julieta |
| author_facet | Thougnon Islas, Andrea Julieta Hernandez Guijarro, Keren Eyherabide, Mercedes Sainz Rozas, Hernan Rene Echeverria, Hernan Eduardo Covacevich, Fernanda |
| author_sort | Thougnon Islas, Andrea Julieta |
| collection | INTA Digital |
| description | In order to determine if intensive agricultural land use and/or edaphic characteristics modify the community of the arbuscular mycorrhizal fungi (AMF) indigenous of soils from the Argentinean Pampa; mycorrhizal colonization, sporulation, glomalin (GRSP) and genetic diversity were assessed. Soils were collected from seven localities from Buenos Aires Province (Argentina) under contrasting land use intensity (at each site both pristine and agricultural soils). The capacity for root colonization, sporulation and glomalin content of trap plants and growth substrate were considered as measure of AMF activity. Analysis of diversity was conducted using PCR-single strand conformation polymorphism (SSCP). Profiles were generated by using primers to amplify the 28S rDNA of AMF from rDNA extracted directly from the substrate of trap plant or AMF spore. Five bands of the SSCP gel were sequenced and showed similarity with the genus Glomus. Analysis of colonization and GRSP content, were not clearly related to the land use intensity but sporulation capacity was, in general, lower in agricultural soils than in pristine ones. Soil phosphorus, ferrum and zinc contents, were negatively related to the root colonization and sporulation capacities. High genetic diversity was found both from soil and spore samples. Although similar diversity was found under agricultural and pristine soils, in most sites SSCP-diversity was separately clustered by land use. Still remains clarify if soil characteristics, resulting from agricultural management; exert selection pressure on the AMF and whether they could be vectors of interest to select potential plant growth promoting microorganisms. |
| format | Artículo |
| id | INTA5288 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2019 |
| publishDateRange | 2019 |
| publishDateSort | 2019 |
| publisher | Elsevier |
| publisherStr | Elsevier |
| record_format | dspace |
| spelling | INTA52882025-10-06T10:06:04Z Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? Thougnon Islas, Andrea Julieta Hernandez Guijarro, Keren Eyherabide, Mercedes Sainz Rozas, Hernan Rene Echeverria, Hernan Eduardo Covacevich, Fernanda Suelo Propiedades Físico - Químicas Suelo Utilización de la Tierra Micorrizas Arbusculares Hongos Soil Soil Chemicophysical Properties Land Use Arbuscular Mycorrhiza Fungi Región Pampeana In order to determine if intensive agricultural land use and/or edaphic characteristics modify the community of the arbuscular mycorrhizal fungi (AMF) indigenous of soils from the Argentinean Pampa; mycorrhizal colonization, sporulation, glomalin (GRSP) and genetic diversity were assessed. Soils were collected from seven localities from Buenos Aires Province (Argentina) under contrasting land use intensity (at each site both pristine and agricultural soils). The capacity for root colonization, sporulation and glomalin content of trap plants and growth substrate were considered as measure of AMF activity. Analysis of diversity was conducted using PCR-single strand conformation polymorphism (SSCP). Profiles were generated by using primers to amplify the 28S rDNA of AMF from rDNA extracted directly from the substrate of trap plant or AMF spore. Five bands of the SSCP gel were sequenced and showed similarity with the genus Glomus. Analysis of colonization and GRSP content, were not clearly related to the land use intensity but sporulation capacity was, in general, lower in agricultural soils than in pristine ones. Soil phosphorus, ferrum and zinc contents, were negatively related to the root colonization and sporulation capacities. High genetic diversity was found both from soil and spore samples. Although similar diversity was found under agricultural and pristine soils, in most sites SSCP-diversity was separately clustered by land use. Still remains clarify if soil characteristics, resulting from agricultural management; exert selection pressure on the AMF and whether they could be vectors of interest to select potential plant growth promoting microorganisms. EEA Balcarce Fil: Thougnon Islas, Andrea Julieta. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Hernández Guijarro, Keren. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Eyherabide, Mercedes. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Fil: Sainz Rozas, Hernan Rene. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Echeverria, Hernan Eduardo. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Covacevich, Fernanda. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Unidad Integrada. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Mar del Plata. Instituto de Investigaciones en Biodiversidad y Biotecnología; Argentina. Fundación para Investigaciones Biológicas Aplicadas; Argentina 2019-06-10T15:17:23Z 2019-06-10T15:17:23Z 2016-05 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/5288 https://www.sciencedirect.com/science/article/pii/S0929139316300051 0929-1393 https://doi.org/10.1016/j.apsoil.2016.01.005 eng info:eu-repo/semantics/restrictedAccess application/pdf Elsevier Applied Soil Ecology 101 : 47-56 (May 2016) |
| spellingShingle | Suelo Propiedades Físico - Químicas Suelo Utilización de la Tierra Micorrizas Arbusculares Hongos Soil Soil Chemicophysical Properties Land Use Arbuscular Mycorrhiza Fungi Región Pampeana Thougnon Islas, Andrea Julieta Hernandez Guijarro, Keren Eyherabide, Mercedes Sainz Rozas, Hernan Rene Echeverria, Hernan Eduardo Covacevich, Fernanda Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title | Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title_full | Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title_fullStr | Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title_full_unstemmed | Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title_short | Can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the Argentinean Pampas soils? |
| title_sort | can soil properties and agricultural land use affect arbuscular mycorrhizal fungal communities indigenous from the argentinean pampas soils |
| topic | Suelo Propiedades Físico - Químicas Suelo Utilización de la Tierra Micorrizas Arbusculares Hongos Soil Soil Chemicophysical Properties Land Use Arbuscular Mycorrhiza Fungi Región Pampeana |
| url | http://hdl.handle.net/20.500.12123/5288 https://www.sciencedirect.com/science/article/pii/S0929139316300051 https://doi.org/10.1016/j.apsoil.2016.01.005 |
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