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Mostrando ítems 1-20 de 32
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A review of silvopastoral systems in native forests of Nothofagus antarctica in southern Patagonia, Argentina
Peri, Pablo Luis; Bahamonde, Héctor Alejandro; Lencinas, María Vanessa; Gargaglione, Veronica Beatriz; Soler Esteban, Rosina Matilde; Ormaechea, Sebastián Gabriel; Martínez Pastur, Guillermo José (2016-12)Silvopastoral systems in Nothofagus antarctica (ñire) forest have become an economical, ecological and productive alternative in Patagonia. Southern Patagonia’s experience over the past 12 years with silvopastoral systems ... -
Aspectos ecológicos de la regeneración por semillas en bosques nativos de Nothofagus antarctica en Patagonia Sur, Argentina = Ecological aspects of regeneration from seeds of Nothofagus antarctica native forest in Southern Patagonia, Argentina
Bahamonde, Héctor Alejandro; Peri, Pablo Luis; Monelos, Lucas H.; Martínez Pastur, Guillermo José (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2011)Los objetivos de este estudio fueron cuantificar la producción anual de semillas y su viabilidad germinativa en rodales puros de Nothofagus antarctica (ñire) desarrollándose en tres calidades de sitio, y evaluar el ... -
Assessing Knowledge Production for Agrosilvopastoral Systems in South America
Soler Esteban, Rosina Matilde; Peri, Pablo Luis; Bahamonde, Héctor Alejandro; Gargaglione, Veronica Beatriz; Ormaechea, Sebastián Gabriel; Huertas Herrera, Alejandro; Sánchez Jardón, Laura; Lorenzo, Cristian; Martínez Pastur, Guillermo José (2018-02)In recent decades agroforestry has undergone significant development in Latin America. South America generates the most scientific research on the topic in the region. We conducted a comprehensive review and analysis of ... -
Biodiversity and ecological long-term plots in Southern Patagonia to support sustainable land management: The case of PEBANPA network
Peri, Pablo Luis; Lencinas, María Vanessa; Bousson, Jeffrey; Lasagno, Romina Gisele; Soler Esteban, Rosina Matilde; Bahamonde, Héctor Alejandro; Martínez Pastur, Guillermo José (2016-12)Historically, interactions and trends between biodiversity, ecosystem function (EF) and land use practices in southern Patagonia (Argentina) have been largely undocumented and poorly understood. Since 2002, 1214 permanent ... -
Carbon isotopic signatures of soil organic matter correlate with leaf area index across woody biomes
Ladd, Brenton; Peri, Pablo Luis; Pepper, David A.; Silva, Lucas C.R.; Sheil, Douglas; Bonser, Stephen P.; Laffan, Shawn W.; Amelung, Wulf; Ekblad, Alf; Eliasson, Peter; Bahamonde, Héctor Alejandro; Duarte Guardia, Sandra; Bird, Michael I. (Wiley, 2014-11)Leaf area index (LAI), a measure of canopy density, is a key variable for modelling and understanding primary productivity, and also water use and energy exchange in forest ecosystems. However, LAI varies considerably with ... -
Decomposition and nutrient release of grass and tree fine roots along an environmental gradient in southern Patagonia
Gargaglione, Veronica Beatriz; Bahamonde, Héctor Alejandro; Peri, Pablo Luis (Wiley, 2018-10-25)Decomposition of fine roots is a fundamental ecosystem process that relates to carbon (C) and nutrient cycling in terrestrial ecosystems. However, this important ecosystem process has been hardly studied in Patagonian ... -
Early stage litter decomposition across biomes
Djukic, Ika; Kepfer-Rojas, Sebastian; Kappel Schmidt, Inger; Steenberg Larsen, Klaus.; Beier, Claus; Berg, Björn; Verheyen, Kris.; Bahamonde, Héctor Alejandro; Peri, Pablo Luis (Elsevier, 2018-02-22)Through litter decomposition enormous amounts of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in order to understand the ... -
Effectiveness of fencing and hunting to control Lama guanicoe browsing damage: Implications for Nothofagus pumilio regeneration in harvested forests
Martínez Pastur, Guillermo José; Soler Esteban, Rosina Matilde; Ivancich, Horacio Simón; Lencinas, María Vanessa; Bahamonde, Héctor Alejandro; Peri, Pablo Luis (2016-03-01)Browsing damage by native ungulates is often to be considered one of the reasons of regeneration failure in Nothofagus pumilio silvicultural systems. Fencing and hunting in forests at regeneration phase have been proposed ... -
Essential Nutrient and Trace Element Foliar Resorption of Two Co-Existing Nothofagus Species Grown Under Different Environmental Conditions in Southern Patagonia
Bahamonde, Héctor Alejandro; Fernández, Victoria; Gyenge, Javier; Mattenet, Francisco Javier; Peri, Pablo Luis (Frontiers Media, 2019-11)Nutrient resorption is crucial for mineral element conservation and efficiency of forest species, but knowledge on its significance and the mechanisms involved is still limited for most species and habitats. Focusing on ... -
Interacciones ecológicas en bosques de Nothofagus antarctica bajo uso silvopastoril en Patagonia sur continental
Bahamonde, Héctor Alejandro; Gargaglione, Veronica Beatriz; Ormaechea, Sebastián Gabriel; Peri, Pablo Luis (Asociación Española de Ecología Terrestre, 2018-12)Los bosques de ñire (Nothofagus antarctica) en el sur de Patagonia se ubican mayoritariamente limitando con la estepa. De esta manera, han sido utilizados como sistemas silvopastoriles con ganadería ovina y/o bovina desde ... -
Intra-population variability in the drought response of a beech (Fagus sylvatica L.) population in the southwest of Europe
Aranda, Ismael; Bahamonde, Héctor Alejandro; Sánchez-Gómez, David (2017-06)Phenotypic variability within forest species populations is considered of special relevance for local adaptation under new environments, albeit it has been analyzed to a lesser extent than inter-population phenotypic ... -
Investigación socio-ecológica a largo plazo en la Patagonia Austral: Estrategias interdisciplinarias para lograr la conservación de los recursos naturales a través de un manejo sustentable bajo escenarios de cambio global
Martínez Pastur, Guillermo José; Peri, Pablo Luis; Lencinas, María Vanessa; Soler Esteban, Rosina Matilde; Bahamonde, Héctor Alejandro; Valenzuela, Alejandro E.J.; Cabello, José Luis; Anderson, Christopher B. (2016-04)Las dimensiones ecológicas, sociales, institucionales y políticas de los problemas ambientales abarcan escalas espaciales y temporales que exceden a la mayoría de las investigaciones científicas. Una alternativa que crece ... -
Leaf wettability, anatomy and ultra-structure of Nothofagus antarctica and N. betuloides grown under a CO2 enriched atmosphere
Bahamonde, Héctor Alejandro; Aranda, Ismael; Peri, Pablo Luis; Gyenge, Javier; Fernández, Victoria (Elsevier, 2023-01)Increasing CO2 air concentration may affect wettability, anatomy and ultra-structure of leaves of Patagonian forest species, evergreen and deciduous plants potentially responding differently to such CO2 increases. In this ... -
Litter decomposition and nutrients dynamics in Nothofagus antarctica forests under silvopastoral use in Southern Patagonia.
Bahamonde, Héctor Alejandro; Peri, Pablo Luis; Alvarez, Roberto; Barneix, Atilio Jose; Moretto, Alicia Susana; Martínez Pastur, Guillermo José (Springer, 2012-01-24)The role of environmental variables on litter decomposition and its nutrient release in Nothofagus antarctica forest in Patagonia is poorly understood. Moreover, in these forests under silvopastoral use there are few ... -
Litterfall and nutrients return in Nothofagus antarctica forests growing in a site quality gradient with different management uses in Southern Patagonia
Bahamonde, Héctor Alejandro; Peri, Pablo Luis; Martínez Pastur, Guillermo José; Monelos, Lucas H. (2015-01)We evaluated the annual litterfall and nutrients return in primary forests of Nothofagus antarctica growing at three different site classes (SC) (III, IV and V) and compared two of these forests with adjacent stands under ... -
Microbial processing of plant remains is co‐limited by multiple nutrients in global grasslands
Ochoa-Hueso, Raúl; Borer, Elizabeth T.; Seabloom, Eric William; Hobbie, Sarah E.; Risch, Anita C.; Collins, Scott L.; Alberti, Juan; Bahamonde, Héctor Alejandro; Brown, Cynthia S.; Caldeira, Maria C.; Daleo, Pedro; Dickman, Chris R.; Ebeling, Anne; Eisenhauer, Nico; Esch, Ellen H.; Eskelinen, Anu; Fernández, Victoria; Güsewell, Sabine; Gutierrez-Larruga, Blanca; Hofmockel, Kirsten; Laungani, Ramesh; Lind, Eric M.; López, Andrea; McCulley, Rebecca L.; Moore, Joslin L.; Peri, Pablo Luis; Power, Sally A.; Price, Jodi N.; Prober, Suzanne M.; Roscher, Christiane; Sarneel, Judith M.; Schütz, Martin; Siebert, Julia; Standish, Rachel J.; Velasco Ayuso, Sergio; Virtanen, Risto; Wardle, Glenda M.; Wiehl, Georg; Yahdjian, Laura; Zamin, Tara (Wiley, 2020-06)Microbial processing of aggregate‐unprotected organic matter inputs is key for soil fertility, long‐term ecosystem carbon and nutrient sequestration and sustainable agriculture. We investigated the effects of adding multiple ... -
Mineral elements in grasses growing in contrasting environmental conditions in southern Patagonia
Bahamonde, Héctor Alejandro; Fernández, Victoria; Mattenet, Francisco Javier; Peri, Pablo Luis (2016)The importance of grasses and graminoids for sheep nutrition in Argentinean Patagonia is widely recognized. Focusing on sheep nutrition, we assessed the concentration of mineral elements in grasses growing in three ecological ... -
Modelo de simulación de producción de materia seca y concentración de proteína bruta de gramíneas creciendo en bosques de Nothofagus antarctica (G. Forster) Oerst. bajo uso silvopastoril
Bahamonde, Héctor Alejandro; Peri, Pablo Luis; Mayo, Juan Pablo (2014)Nothofagus antarctica (ñire) ocupa una importante fracción de los bosques de la Patagonia Austral y suele ser usado en sistemas silvopastoriles. Se carece, sin embargo de información que permita hacer un uso óptimo y ... -
Physico-chemical properties of plant cuticles and their functional and ecological significance
Fernández, Victoria; Bahamonde, Héctor Alejandro; Peguero-Pina, José Javier; Gil-Pelegrín, Eustaquio; Sancho-Knapik, Domingo; Gil, Luis; Goldbach, Heiner E.; Eichert, Thomas (2017-11)Most aerial plant surfaces are covered with a lipid-rich cuticle, which is a barrier for the bidirectional transport of substances between the plant and the surrounding environment. This review article provides an overview ... -
Producción bovina bajo manejo silvopastoril intensivo a escala de establecimiento y ciclo completo en Tierra del Fuego, Argentina = Cattle production under intensive silvopastoral management at ranch level and complete production cycle in Tierra del Fuego, Argentina
Ormaechea, Sebastián Gabriel; Gargaglione, Veronica Beatriz; Bahamonde, Héctor Alejandro; Escribano, Cecilia Soledad; Ceccaldi, Ezequiel Facundo; Peri, Pablo Luis (2018)Los sistemas bovinos extensivos de Tierra del Fuego incorporan escasa tecnología de manejo por lo que poseen bajos niveles de producción por unidad de superficie. No obstante, hoy existen tecnologías disponibles como la ...