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dc.contributor.author
Olivera, Nelda Lila
dc.contributor.author
Prieto, Luciano Hernan
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Carrera, Analía Lorena
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Saravi Cisneros, Hebe
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Bertiller, Monica Beatriz
dc.date.available
2017-06-01T14:19:18Z
dc.date.issued
2014-01-07
dc.identifier.citation
Olivera, Nelda Lila; Prieto, Luciano Hernan; Carrera, Analía Lorena; Saravi Cisneros, Hebe; Bertiller, Monica Beatriz; Do soil enzymes respond to long-term grazing in an arid ecosystem?; Springer; Plant and Soil; 378; 1; 7-1-2014; 35-48
dc.identifier.issn
0032-079X
dc.identifier.uri
http://hdl.handle.net/11336/17269
dc.description.abstract
Background and aims Ourobjectivewastoassessthe effects of long-term continuous grazing on soil enzyme activities in relation to shifts in plant litter attributes and soil resources in an arid ecosystem, considering both spatial and temporal variations. Methods We randomly extracted soil samples with the respective litter cover at 5 modal size plant-covered patches (PCP) and the nearest inter-canopy areas (IC) at Patagonian Monte sites with low, medium and high grazing intensity in winter and summer from 2007 to 2009. We analyzed enzyme activities (dehydrogenase, ß-glucosidase, protease, alkaline and acid phosphatase), microbial biomass-C, organic-C, total soil-N, and moisture in soil and mass and quality in plant litter. We assessed faeces density and plant cover in the field. Results and conclusions Grazing led to reduced grass cover, decreasing plant litter mass with increasing soluble phenolics, and reduced phosphatases, ß-glucosidase and microbial biomass-C at PCP. A localized nutrient input from animal excreta seems to promote microbial biomass-C, alkaline phosphatase and dehydrogenase activities but only at IC from the site with high grazing intensity. Plant heterogeneous distribution, plant litter quantity and quality, nutrient inputs from grazers and seasonal variation in soil moisture, also affecting soil resources and microbial biomass, modulate soil enzyme responses to long-term grazing in the arid Patagonian Monte.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Arid Ecosystems
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Grazing
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Plant Litter
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Soil Enzymes
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Microbial Biomass
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Otras Ciencias Agrícolas
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Otras Ciencias Agrícolas
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CIENCIAS AGRÍCOLAS
dc.title
Do soil enzymes respond to long-term grazing in an arid ecosystem?
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-05-29T15:46:40Z
dc.journal.volume
378
dc.journal.number
1
dc.journal.pagination
35-48
dc.journal.pais
Alemania
dc.journal.ciudad
Berlin
dc.description.fil
Fil: Olivera, Nelda Lila. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico; Argentina
dc.description.fil
Fil: Prieto, Luciano Hernan. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico; Argentina
dc.description.fil
Fil: Carrera, Analía Lorena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico; Argentina. Universidad Nacional de la Patagonia; Argentina
dc.description.fil
Fil: Saravi Cisneros, Hebe. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico; Argentina. Universidad Nacional de la Patagonia; Argentina
dc.description.fil
Fil: Bertiller, Monica Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico; Argentina. Universidad Nacional de la Patagonia; Argentina
dc.journal.title
Plant and Soil
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s11104-013-2010-8
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs11104-013-2010-8
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