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Mostrando ítems 1-20 de 58
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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 ... -
Above- and below-ground nutrient tissue concentration and leaf pigment changes in Patagonian woody seedlings grown under light and soil moisture gradients
Soler Esteban, Rosina Matilde; Martínez Pastur, Guillermo José; Lencinas, María Vanessa; Moretto, Alicia Susana; Peri, Pablo Luis (Taylor & Francis, 2011-10-28)To understand the ecophysiology of natural regeneration above- and below-ground nutrient tissue concentration and leaf pigment changes in Nothofagus pumilio (lenga) seedlings grown in three light intensities (4%, 26% and ... -
Above-ground arthropod community structure and influence of structural-retention management in southern Patagonian scrublands, Argentina
Sola, Francisco Javier; Peri, Pablo Luis; Huertas, Laura Eugenia; Martínez Pastur, Guillermo José; Lencinas, María Vanessa (Springer, 2016-12)Southern Patagonia’s landscape hosts several semi-natural habitats, traditionally used for sheep production, such as Mulguraea tridens and Lepidophyllum cupressiforme scrublands. Mulguraea scrublands are managed via ... -
Anthropogenic Impacts Allowed for the Invasion of Understory Species, Affecting the Sustainability of Management Practices in Southern Patagonia
Rosas, Yamina Micaela; Peri, Pablo Luis; Cellini, Juan Manuel; Lencinas, María Vanessa; Kepfer-Rojas, Sebastian; Kappel Schmidt, Inger; Pechar, Sebastián; Barrera, Marcelo Daniel; Martínez Pastur, Guillermo José (MDPI, 2024-01-16)Forest management aims to preserve integrity and ecosystem resilience. Conservation and species invasion patterns must be determined in managed landscapes. The objectives of this study were to identify proxies that allowed ... -
Are silvopastoral systems compatible with forest regeneration? An integrative approach in southern Patagonia
Soler Esteban, Rosina Matilde; Martínez Pastur, Guillermo José; Peri, Pablo Luis; Lencinas, María Vanessa; Pulido, Fernando (2013-12)We used an integrated approach to analyze the influence of silvopastoral management on the biotic and abiotic factors influencing on the natural recruitment of native forests in Tierra del Fuego (Argentina). The probabilities ... -
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 ... -
Biodiversity potential of Nothofagus forests in Tierra del Fuego (Argentina): tool proposal for regional conservation planning
Martínez Pastur, Guillermo José; Peri, Pablo Luis; Soler Esteban, Rosina Matilde; Schindler, Stefan; Lencinas, María Vanessa (2016-09)It is difficult to map and quantify biodiversity at landscape level in areas with low data availability, despite demand from decision-makers. We propose a methodology to determine potential biodiversity pattern using habitat ... -
Canopy structure analysis for estimating forest regeneration dynamics and growth in Nothofagus pumilio forests
Martínez Pastur, Guillermo José; Peri, Pablo Luis; Cellini, Juan Manuel; Lencinas, María Vanessa; Barrera, Marcelo Daniel; Ivancich, Horacio Simón (Springer, 2011-04-08)Introduction Silviculture systems applied in Nothofagus pumilio forests are based on opening the canopy to stimulate natural regeneration by modifying light and soil moisture. The objective is to evaluate regeneration ... -
Carbon accumulation along a stand development sequence of Nothofagus antarctica forests across a gradient in site quality in Southern Patagonia
Peri, Pablo Luis; Gargaglione, Veronica Beatriz; Martínez Pastur, Guillermo José; Lencinas, María Vanessa (Elsevier, 2010-06-25)Above- and below-ground C pools were measured in pure even-aged stands of Nothofagus antarctica (Forster f.) Oersted at different ages (5–220 years), crown and site classes in the Patagonian region. Mean tissue C concentration ... -
Carbon pool dynamics after variable retention harvesting in Nothofagus pumilio forests of Tierra del Fuego
Chaves, Jimena Elizabeth; Aravena Acuña, Marie Claire; Rodríguez‑Souilla, Julián; Cellini, Juan Manuel; Rappa, Nolan J.; Lencinas, María Vanessa; Peri, Pablo Luis; Martínez Pastur, Guillermo José (Springer Nature, 2023-01-23)Background It is necessary to determine the implications for managing forest stands using variable retention harvesting for maintaining carbon and for calculating the effects of different harvesting practices on above‑ and ... -
Changes in forest structure modify understory and livestock occurrence along the natural cycle and different management strategies in Nothofagus antarctica forests
Martínez Pastur, Guillermo José; Cellini, Juan Manuel; Chaves, Jimena Elizabeth; Rodríguez‑Souilla, Julián; Benítez, Julieta; Rosas, Yamina Micaela; Soler Esteban, Rosina Matilde; Lencinas, María Vanessa; Peri, Pablo Luis (Springer Nature, 2022-08-17)Sustainable forest management is proposed as a solution for many ecological and socioeconomic trade-offs associated with different forest uses. In Patagonia, silvopastoral systems were proposed to balance provisioning ... -
Changes in forest structure values along the natural cycle and different management strategies in Nothofagus antarctica forests
Martínez Pastur, Guillermo José; Rosas, Yamina Micaela; Chaves, Jimena Elizabeth; Cellini, Juan Manuel; Barrera, Marcelo Daniel; Favoretti Bondar, Santiago; Lencinas, María Vanessa; Peri, Pablo Luis (Elsevier, 2021-04-15)Ecologically sustainable forest management aims to preserve ecosystem integrity by providing wood and non-wood values. For this, it is necessary to determine the losses produced by the different management practices in ... -
Changes in nutrient and fibre tissue contents in Nothofagus pumilio trees growing at site quality and crown class gradients
Chaves, Jimena Elizabeth; Lencinas, María Vanessa; Cellini, Juan Manuel; Peri, Pablo Luis; Martinez Pastur, Guillermo José (Elsevier, 2022-02-01)Estimation of biomass and nutrient contents in tree components are essential for evaluating the impact of harvesting on carbon fixation capacity, bio-element recycling, and long-term effect on the balance that influence ... -
Climate influence seed production in managed and unmanaged Nothofagus pumilio forests of Southern Patagonia
Rodríguez‑Souilla, Julián; Cellini, Juan Manuel; Roig Junent, Fidel Alejandro; Lencinas, María Vanessa; Chaves, Jimena Elizabeth; Aravena Acuña, Marie Claire; Peri, Pablo Luis; Martínez Pastur, Guillermo José (SCION, 2024-07-24)Background: Annual seed production is key to understand natural forest dynamics and to apply sustainable forest management. This process is subjected to variations according to annual and seasonal climatic conditions, ... -
Compositional shifts of alpine plant communities across the high Andes.
Cuesta, F.; Carilla, Julieta; Llambí, L.D.; Muriel, P.; Lencinas, María Vanessa; Meneses, R.I.; Feeley, K.J.; Pauli, H.; Aguirre, N.; Beck, S.; Peri, Pablo Luis; Tovar, C. (Wiley, 2023-09)Aim: Climate change is transforming mountain summit plant communities worldwide, but we know little about such changes in the High Andes. Understanding large-scale patterns of vegetation changes across the Andes, and the ... -
Conceptual framework to define management strategies for silvopastoral systems in native forests
Peri, Pablo Luis; Rosas, Yamina Micaela; Lopez, Dardo Ruben; Lencinas, María Vanessa; Cavallero, Laura; Martínez Pastur, Guillermo José (Asociación Argentina de Ecología., 2022-08-25)Most of the native forests in Argentina are used for livestock production with little sustainable silvopastoral management. Our objective here is to discuss different management strategies where natural and human capital ... -
Conservation values of understory vascular plants in even- and uneven-aged Nothofagus antarctica forests
Martínez Pastur, Guillermo José; Rosas, Yamina Micaela; Cellini, Juan Manuel; Barrera, Marcelo Daniel; Toro Manríquez, Mónica D.R.; Huertas Herrera, Alejandro; Favoretti Bondar, Santiago; Lencinas, María Vanessa; Peri, Pablo Luis (Springer, 2020-09)Usually, stands with aging trees are considered forests with higher conservation values, regardless their structural diversity and other functional attributes. Natural stands present a wide range of age structures, from ... -
Diversidad de plantas vasculares en bosques continuos y relictuales de Nothofagus antárctica (Nothofagaceae) en Patagonia austral
Vettese, Evangelina S.; Orellana Ibáñez, Ivonne Alejandra; Lencinas, María Vanessa; Martínez Pastur, Guillermo José; Peri, Pablo Luis (Universidad de Magallanes, Chile, 2019)La historia de los bosques de Nothofagus antarctica (ñire, ñirre) está asociada a profundos disturbios geológicos y climáticos. A éstos se le suman los disturbios más recientes, que junto a los usos culturales de la tierra ... -
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 ... -
Effects of long-term low intensity silviculture and habitat on birds in Nothofagus antarctica forests of south Patagonia
Benitez, Julieta; Barrera, Marcelo Daniel; Sola, Francisco Javier; Blazina, Ana P.; Martínez Pastur, Guillermo José; Peri, Pablo Luis; Lencinas, María Vanessa (Elsevier, 2022-04-30)Low intensity silviculture has been used to decrease the impact of forest harvesting, for example, on bird species and structural diversity. The objective of this work was to analyse the long-term effect of thinning on ...