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Background and aims: Plants often establish multiple simultaneous symbiotic associations with different micro-organisms; however, the way in which each symbiont affects the other symbionts and the effects of these multiple interactions on plant performance are not well understood. The aim of this study was to evaluate how two different asexual Epichloë species modulate the establishment of arbuscular mycorrhizal fungi (AMF) in a wild forage grass under
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dc.contributor.author | Vignale, Maria Victoria | |
dc.contributor.author | Iannone, Leopoldo Javier | |
dc.contributor.author | Pinget, Albertina Daniela | |
dc.contributor.author | De Battista, Jose Pedro | |
dc.contributor.author | Novas, María Victoria | |
dc.date.accessioned | 2018-08-03T12:45:17Z | |
dc.date.available | 2018-08-03T12:45:17Z | |
dc.date.issued | 2016-08 | |
dc.identifier.issn | 0032-079X | |
dc.identifier.issn | 1573-5036 | |
dc.identifier.other | https://doi.org/10.1007/s11104-015-2522-5 | |
dc.identifier.uri | https://link.springer.com/article/10.1007/s11104-015-2522-5 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/2967 | |
dc.description.abstract | Background and aims: Plants often establish multiple simultaneous symbiotic associations with different micro-organisms; however, the way in which each symbiont affects the other symbionts and the effects of these multiple interactions on plant performance are not well understood. The aim of this study was to evaluate how two different asexual Epichloë species modulate the establishment of arbuscular mycorrhizal fungi (AMF) in a wild forage grass under different soil fertilization levels. Methods: We performed a completely randomized 12-month-long field experiment to evaluate the effect of two B. auleticus-endophyte ecotypes and two soil fertilization levels on the colonization of AMF, in seedlings and adult plants. Plant biomass and reproductive tillers production were also measured. Results: The symbiosis, measured as the total extent of AM fungal colonization and frequency of arbuscules was significantly higher in Epichloë-infected plants and was not affected by fertilization either in seedlings or in adult plants. Plant biomass was increased by fertilization but no differences were observed due to the endophytic status. However, E+ plants produced more panicles than their E− counterparts. Conclusions: Our findings strongly support the hypothesis of positive association between Epichloë endophytes and AMF in wild grasses, making this model important for agronomic improvement. | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | Plant and Soil 405 (1–2) : 279–287 (August 2016) | es_AR |
dc.subject | Gramineas | es_AR |
dc.subject | Grasses | eng |
dc.subject | Micorrizas Arbusculares | es_AR |
dc.subject | Arbuscular Mycorrhiza | eng |
dc.subject | Endofitas | es_AR |
dc.subject | Endophytes | eng |
dc.subject | Suelo | es_AR |
dc.subject | Soil | eng |
dc.subject | Aplicación de Abonos | es_AR |
dc.subject | Fertilizer Application | eng |
dc.subject.other | Epichloë pampeana | es_AR |
dc.subject.other | Epichloë tembladerae | es_AR |
dc.title | Effect of epichloid endophytes and soil fertilization on arbuscular mycorrhizal colonization of a wild grass | es_AR |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | es_AR |
dc.type | info:eu-repo/semantics/publishedVersion | es_AR |
dc.description.origen | EEA Concepción del Uruguay | es_AR |
dc.description.fil | Fil: Vignale, Maria Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Micología y Botánica. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Micología y Botánica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental. Laboratorio de Micología; Argentina | es_AR |
dc.description.fil | Fil: Iannone, Leopoldo Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Micología y Botánica. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Micología y Botánica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental. Laboratorio de Micología; Argentina. Universidad de Buenos Aires. Faculta de Ingeniería. Departamento de Ingeniería Química; Argentina | es_AR |
dc.description.fil | Fil: Pinget, Albertina Daniela. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Concepción del Uruguay; Argentina | es_AR |
dc.description.fil | Fil: De Battista, Jose Pedro. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Concepción del Uruguay; Argentina | es_AR |
dc.description.fil | Fil: Novas, María Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Micología y Botánica. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Micología y Botánica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental. Laboratorio de Micología; Argentina | es_AR |
dc.subtype | cientifico |
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