Now showing items 10-29 of 149

    • BAAD: A biomass and allometry database for woody plants. 

      Falster, Daniel S.; Duursma, Remko A.; Ishihara, Masae I.; Barneche, Diego R.; FitzJohn, Richard G.; Vårhammar, Angelica; Aiba, Masahiro.; Ando, Makoto; Anten, Niels; Aspinwall, Michael J.; Gargaglione, Veronica Beatriz; Peri, Pablo Luis; York, Robert A. (Ecological Society of America, 2015-05-01)
      Understanding how plants are constructed—i.e., how key size dimensions and the amount of mass invested in different tissues varies among individuals—is essential for modeling plant growth, carbon stocks, and energy fluxes ...
    • Better estimates of soil carbon from geographical data: a revised global approach 

      Duarte Guardia, Sandra; Peri, Pablo Luis; Amelung, Wulf; Sheil, Douglas; Laffan, Shawn W.; Borchard, Nils; Bird, Michael I.; Dieleman, Wouter; Pepper, David A.; Zutta, Brian; Jobbagy Gampel, Esteban Gabriel; Silva, Lucas C. R.; Bonser, Stephen P.; Berhongaray, Gonzalo; Piñeiro, Gervasio; Martinez, Maria Jose; Cowie, Annette L.; Ladd, Brenton (2018-05)
      Soils hold the largest pool of organic carbon (C) on Earth; yet, soil organic carbon (SOC) reservoirs are not well represented in climate change mitigation strategies because our database for ecosystems where human impacts ...
    • 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 ...
    • Biomasa y respiración microbiana : respuesta ante cambios en la humedad del suelo en la Estepa Magallánica Seca de Santa Cruz, Argentina 

      Toledo, Guillermo; Gargaglione, Veronica Beatriz; Peri, Pablo Luis; Toledo, Santiago (Universidad Nacional de la Patagonia Austral (UNPA), 2020-11-17)
      El carbono y el nitrógeno de la biomasa microbiana (CBM y NBM) del suelo son bioindicadores que tienen el potencial de mostrar cambios en el suelo de los ecosistemas, y están condicionados por la humedad disponible en el ...
    • Biophysical and socioeconomic factors influencing soil carbon stocks: a global assessment 

      Duarte Guardia, Sandra; Peri, Pablo Luis; Amelung, Wulf; Thomas, Evert; Borchard, Nils; Baldi, Germán; Cowie, Annette L.; Ladd, Brenton (Springer, 2020-07-24)
      Soil is the most important terrestrial carbon (C) reservoir but is greatly impacted by land use change (LUC). Previous analyses of LUC impacts on soil C have focused on biophysical variables, leaving aside the influence ...
    • Carbon footprint of lamb and Wool production at farm gate and the regional sale in southern Patagonia 

      Peri, Pablo Luis; Rosas, Yamina Micaela; Ladd, Brenton; Díaz-Delgado, Ricardo; Martinez Pastur, Guillermo José (MDPI, 2020-04-11)
      Natural steppe grasslands are the principal food resource for sheep in the Patagonia region, reared for meat and wool. However, there is currently a concern about the relationship between ruminant livestock and climate ...
    • 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 ...
    • Cartografía de un nuevo Modelo de Estados y Transiciones de la Estepa Magallánica Seca en la Patagonia argentina 

      Schenkel, Cintia Anahi; Oliva, Gabriel Esteban; Paredes, Paula Natalia; Humano, Gervasio; Ferrante, Daniela (Asociación Argentina de Ecología, 2021-08)
      Analizamos 103 censos de vegetación de la Estepa Magallánica Seca, un área de 12000 km2 de estepas graminosas semiáridas en el SE de la Patagonia. Los objetivos del presente trabajo fueron ampliar el relevamiento de ...
    • 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 ...
    • Cisticercosis visceral por Cysticercus tenuicollis en ovinos de faena en la Provincia de Santa Cruz, Argentina 

      Santana, Jorge Luis; Martinez, Agustin; Soulés, Anabel; Milicevic, Francisco; Marcellino, Romanela; Larroza, Marcela Patricia; Robles, Carlos Alejandro (2018-03)
      Durante la zafra 2014-2015 en todos los frigoríficos de la localidad de Río Gallegos, provincia de Santa Cruz, llamó la atención un aumento importante de decomisos de vísceras rojas en corderos, debido a la presencia de ...
    • Climatic controls of decomposition drive the global biogeography of forest tree symbioses 

      Steidinger, B. S.; Crowther, T. W.; Liang, J.; Van Nuland, M. E.; Werner, G. D. A.; Reich, P. B.; Nabuurs, G.; de-Miguel, S.; Zhou, M.; Picard, N.; Herault, B.; Zhao, X.; Zhang, C.; Routh, D.; Peri, Pablo Luis (Springer Nature, 2019-05-15)
      The identity of the dominant root-associated microbial symbionts in a forest determines the ability of trees to access limiting nutrients from atmospheric or soil pools1,2, sequester carbon3,4 and withstand the effects of ...
    • Co-benefits of soil carbon protection for invertebrate conservation 

      Flores-Rios, Angelli; Thomas, Evert; Peri, Pablo Luis; Amelung, Wulf; Duarte Guardia, Sandra; Borchard, Nils; Lizárraga Travaglini, Alfonso; Vélez Azañero, Armando; Sheil, Douglas; Tscharntke, Teja; Steffan-Dewenter, Ingolf; Ladd, Brenton (Elsevier, 2020-12)
      The global decline in invertebrate diversity requires urgent conservation interventions. However, identifying priority conservation areas for invertebrates remains a significant challenge. We hypothesized that aligning the ...
    • Comment on “Worldwide evidence of a unimodal relationship between productivity and plant species richness” 

      Tredennick, Andrew T.; Adler, Peter B.; Grace, James B.; Harpole, W. Stanley; Borer, Elizabeth T.; Seabloom, Eric W.; Anderson, T. Michael; Bakker, Jonathan D.; Biederman, Lori A.; Brown, Cynthia S.; Buckley, Yvonne M.; Chu, Chengjin; Collins, Scott L.; Crawley, Michael J.; Fay, Philip A.; Firn, Jennifer; Gruner, Daniel S.; Hagenah, Nicole; Hautier, Yann; Hector, Andy; Hillebrand, Helmut; Kirkman, Kevin; Knops, Johannes M. H.; Laungani, Ramesh; Lind, Eric M.; MacDougall, Andrew S.; McCulley, Rebecca L.; Mitchell, Charles E.; Moore, Joslin L.; Morgan, John W.; Orrock, John L.; Peri, Pablo Luis; Prober, Suzanne M.; Risch, Anita C.; Schütz, Martin; Speziale, Karina L.; Standish, Rachel J.; Sullivan, Lauren L.; Wardle, Glenda M.; Williams, Ryan J.; Yang, Louie H. (American Association for the Advancement of Science, 2016-01-29)
      Fraser et al. (Reports, 17 July 2015, p. 302) report a unimodal relationship between productivity and species richness at regional and global scales, which they contrast with the results of Adler et al. (Reports, 23 September ...
    • Condiciones de suelo y vegetación en tres bosques quemados de Nothofagus pumilio en Argentina y experiencias para su restauración activa 

      Urretavizcaya, María F.; Peri, Pablo Luis; Monelos, Lucas H.; Arriola, Hernán; Oyharçabal, María Florencia; Contardi, Liliana; Muñoz, Miriam; Sepúlveda, Eduardo; Defossé, Guillermo E. (2018-08)
      El fuego es un disturbio importante en bosques de lenga de Chubut y Santa Cruz, en la Patagonia argentina. Según del tipo de bosque y la severidad del fuego, el sistema resultante puede diferir en gran medida respecto del ...
    • 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 ...
    • Convergence of soil nitrogen isotopes across global climate gradients 

      Craine, Joseph M.; Elmore, Andrew J.; Wang, Lixing; Augusto, Laurent; Baisden, Troy; Brookshire, E.N.J.; Cramer, Michael D.; Hasselquist, Niles; Hobbie, Erik A.; Kahmen, Ansgar; Kaba, Keisuke; Kranabetter, M.; Mack, M.; Marin-Spiotta, E.; Mayor, J.R.; McLauchlan, K.K.; Michelsen, A.; Nardoto, G.B.; Oliveira, R.S.; Perakis, S.S.; Peri, Pablo Luis; Quesada, C.; Richter, A.; Schipper, L.A.; Stevenson, B.A.; Turner, B.L.; Viani, R.A.G.; Wanek, W.; Zeller, B. (2015-02-06)
      Quantifying global patterns of terrestrial nitrogen (N) cycling is central to predicting future patterns of primary productivity, carbon sequestration, nutrient fluxes to aquatic systems, and climate forcing. With limited ...
    • Correlations between physical and chemical defences in plants: tradeoffs, syndromes, or just many different ways to skin a herbivorous cat? 

      Moles, Angela; Peco, Begoña; Wallis, Ian R.; Foley, William J.; Poore, Alistair G.B.; Seabloom, Eric William; Vesk, Peter A.; Bisigato, Alejandro Jorge; Cella Pizarro, Lucrecia; Clark, Connie J.; Cohen, Philippe S.; Cornwell, William K.; Edwards, Will; Ejrnæs, Rasmus; Gonzales‐Ojeda, Therany; Graae, Bente J.; Hay, Gregory; Lumbwe, Fainess C.; Magaña‐Rodríguez, Benjamín; Moore, Ben D.; Peri, Pablo Luis; Poulsen, John R.; Stegen, James C.; Veldtman, Ruan; Zeipel, Hugo von; Andrew, Nigel R.; Boulter, Sarah L.; Borer, Elizabeth T.; Cornelissen, Johannes H.C.; Farji Brener, Alejandro Gustavo; DeGabriel, Jane L.; Jurado, Enrique; Kyhn, Line A.; Low, Bill; Mulder, Christa P.H.; Reardon Smith, Kathryn; Rodrıguez Velazquez, Jorge; De Fortier, An; Zheng, Zheng; Blendinger, Pedro Gerardo; Enquist, Brian J.; Facelli, Jose M.; Knight, Tiffany; Majer, Jonathan D.; Martinez Ramos, Miguel; McQuillan, Peter; Hui, Francis K.C. (Wiley, 2013-04)
      Most plant species have a range of traits that deter herbivores. However, understanding of how different defences are related to one another is surprisingly weak. Many authors argue that defence traits trade off against ...
    • 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 ...