Envíos recientes 

Artículos científicos: Envíos recientes

Mostrando ítems 121-140 de 216

    • Soil microbial communities respond to an environmental gradient of grazing intensity in south Patagonia Argentina 

      Toledo, Santiago; Peri, Pablo Luis; Correa, Olga S.; Gargaglione, Veronica Beatriz; Gonzalez Polo, Marina (Elsevier, 2020)
      Soil microorganisms communities regulate key functions in terrestrial ecosystems and contributes to the formation of stable organic matter and hence climate change mitigation. The structure, diversity and activity of soil ...

    • Allometric relations for biomass partitioning of Nothofagus antarctica trees of different crown classes over a site quality gradient 

      Gargaglione, Veronica Beatriz; Peri, Pablo Luis; Rubio, Gerardo (Elsevier, 2010-03)
      Data on tree biomass are essential for understanding the forest carbon cycle and plant adaptations to the environment. We determined biomass accumulation and allometric relationships in the partitioning of biomass between ...

    • Ojos que no ven… ¿Qué podemos hacer para incluir más a la fracción subterránea en estudios de vegetación? 

      López Mársico, Luis; Pestoni, Sofía; Conti, Georgina; Pérez-Harguindeguy, Natalia; Martinez Pastur, Guillermo José; Pinto, Priscila; Sarquis, Agustín; Reyes, María Fernanda; Peri, Pablo Luis; Piñeiro, Gervasio (Asociación Argentina de Ecología, 2020-06)
      Conocer la estructura y el funcionamiento de la fracción subterránea de la vegetación es fundamental para comprender numerosos procesos que ocurren en distintos niveles de organización. Sin embargo, dicha fracción fue menos ...

    • Desarrollo de la regeneración a lo largo del ciclo del manejo forestal de un bosque de Nothofagus pumilio: 2. Incidencia del ramoneo de Lama guanicoe 

      Martinez Pastur, Guillermo José; Peri, Pablo Luis; Fernández, María Cecilia; Staffieri, Gabriela; Rodríguez, Damaris (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 1999)
      Los Nothofagus presentan inconvenientes para regenerarse cuando son sometidos a disturbios sistemáticos y permanentes, como lo es el sobrepastoreo. Los bosques de Tierra del Fuego, libres de ganado vacuno, son afectados ...

    • Desarrollo de la regeneración a lo largo del ciclo del manejo forestal de un bosque de Nothofagus pumilio: 1. Incidencia de la cobertura y el aprovechamiento o cosecha 

      Martinez Pastur, Guillermo José; Peri, Pablo Luis; Fernández, María Cecilia; Staffieri, Gabriela (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 1999)
      La Lenga es la especie forestal de mayor impacto económico en la Patagonia. Dentro del bosque es posible encontrar una población importante de renovales, cuya supervivencia depende de la cantidad de luz que el dosel arbóreo ...

    • Turno de corta y posibilidad de los bosques de lenga (Nothofagus pumilio) en Tierra del Fuego (Argentina) = Rotation length and sustainable use of lenga (Nothofagus pumilio) forests in Tierra del Fuego (Argentina) 

      Martinez Pastur, Guillermo José; Lencinas, María Vanessa; Vukasovic, Ricardo; Peri, Pablo Luis; Diaz, Boris Gaston; Cellini, Juan Manuel (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2004)
      La ordenación forestal regional es una herramienta indispensable para desarrollar políticas forestales que protejan los bosques naturales, en el marco del manejo sustentable y del uso múltiple. Para ello se debe contar con ...

    • 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 ...

    • Dominant native and non‐native graminoids differ in key leaf traits irrespective of nutrient availability 

      Broadbent, Arthur A.D.; Firn, Jennifer L.; McGree, James M.; Borer, Elizabeth T.; Buckley, Yvonne M.; Harpole, William Stanley; Komatsu, Kimberly J.; MacDougall, Andrew S., Andrew S.; Orwin, Kate H.; Ostle, Nicholas J.; Seabloom, Eric William; Bakker, Jonathan D.; Biederman, Lori; Caldeira, Maria C.; Eisenhauer, Nico; Hagenah, Nicole; Hautier, Yann; Moore, Joslin L.; Nogueira, Carla; Peri, Pablo Luis; Risch, Anita C.; Roscher, Christiane; Schütz, Martin; Stevens, Carly J. (Wiley, 2020-03-12)
      Nutrient enrichment is associated with plant invasions and biodiversity loss. Functional trait advantages may predict the ascendancy of invasive plants following nutrient enrichment but this is rarely tested. Here, we ...

    • Nutrient availability controls the impact of mammalian herbivores on soil carbon and nitrogen pools in grasslands 

      Sitters, Judith; Wubs, E.R. Jasper; Bakker, Elisabeth S.; Crowther, Thomas W.; Adler, Peter B.; Bagchi, Sumanta; Bakker, Jonathan D.; Biederman, Lori; Borer, Elizabeth T.; Cleland, Elsa E.; Eisenhauer, Nico; Firn, Jennifer L.; Gherardi, Laureano A.; Hagenah, Nicole; Hautier, Yann; Hobbie, Sarah E.; Knops, Johannes M.H.; MacDougall, Andrew S.; McCulley, Rebecca L.; Moore, Joslin L.; Mortensen, Brent; Peri, Pablo Luis; Prober, Suzanne M.; Riggs, Charlotte E.; Risch, Anita C.; Schütz, Martin; Seabloom, Eric William; Siebert, Julia; Stevens, Carly J.; Veen, G.F. (Ciska) (Wiley, 2020-02)
      Grasslands are subject to considerable alteration due to human activities globally, including widespread changes in populations and composition of large mammalian herbivores and elevated supply of nutrients. Grassland soils ...

    • Hepatitis parasitaria por Lamanema chavezi en guanacos (Lama guanicoe) faenados en la Provincia de Santa Cruz, Argentina 

      Santana, Jorge Luis; Martinez, Agustin; Soulés, Anabel; Milicevic, Francisco; Cafrune Wierna, María Mercedes; Larroza, Marcela Patricia; Robles, Carlos Alejandro (Sociedad de Medicina Veterinaria, 2020-01)
      Durante la zafra 2017-18 en un frigorífico de la localidad de Río Gallegos, Argentina, se detectaron lesiones en hígados de guanacos (Lama guanicoe) a la faena. Con el fin de caracterizar y determinar la causa de las ...

    • 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 ...

    • Institutional challenges in putting ecosystem service knowledge in practice 

      Saarikoski, Heli; Primmer, Eeva; Saarela, Sanna-Riikka; Antunes, Paula; Baró, Francesc; Berry, Pam; Garcia Blanko, Gemma; Gómez-Baggethun, Erik; Carvalho, Lawrence; Dick, Jan; Dunford, Robert; Hanzu, Mihail; Harrison, Paula A.; Izakovicova, Zita; Kertész, Miklós; Kopperoinen, Leena; Köhler, Berit; Langemeyer, Johannes; Lapola, David; Liquete, Camino; Luque, Sandra; Mederly, Peter; Niemelä, Jari; Palomo, Ignacio; Martinez Pastur, Guillermo José; Peri, Pablo Luis; Preda, Elena; Priess, Jörg A.; Santos, Rui Ferreira Dos; Schleyer, Christian; Turkelboom, Francis; Vadineanu, Angheluta; Verheyden, Wim; Vikström, Suvi; Young, Juliette; Aszalós, Réka (Elsevier, 2018-02)
      The promise that ecosystem service assessments will contribute to better decision-making is not yet proven. We analyse how knowledge on ecosystem services is actually used to inform land and water management in 22 case ...

    • Isotopic evidence for oligotrophication of terrestrial ecosystems 

      Craine, Joseph M.; Elmore, Andrew J.; Wang, Lixing; Aranibar, Julieta; Bauters, Marijn; Boeckx, Pascal; Crowley, Brooke E.; Dawes, Melissa A.; Delzon, Sylvain; Fajardo, Alex; Fang, Yunting; Fujiyoshi, Lei; Gray, Alan; Guerrieri, Rossella; Gundale, Michel J.; Hawke, David J.; Hietz, Peter; Jonard, Mathieu; Kearsley, Elizabeth; Kenzo, Tanaka; Makarov, Mikhail; Marañón Jiménez, Sara; McGlynn, Terrence P.; McNeil, Brenden E.; Mosher, Stella G.; Nelson, David M.; Peri, Pablo Luis; Roggy, Jean Christophe; Sanders-DeMott, Rebecca; Song, Minghua; Szpak, Paul; Templer, Pamela H.; Colff, Dewidine van der; Werner, Christiane; Xu, Xingliang; Yang, Yang; Yu, Guirui; Zmudczyńska-Skarbek, Katarzyna (Springer Nature, 2018)
      Human societies depend on an Earth system that operates within a constrained range of nutrient availability, yet the recent trajectory of terrestrial nitrogen (N) availability is uncertain. Examining patterns of foliar N ...

    • Spatial heterogeneity in species composition constrains plant community responses to herbivory and fertilisation 

      Hodapp, Dorothee; Borer, Elizabeth T.; Harpole, William Stanley; Lind, Eric M.; Seabloom, Eric William; Adler, Peter B.; Alberti, Juan; Arnillas, Carlos Alberto; Bakker, Jonathan D.; Biederman, Lori; Cadotte, Marc; Cleland, Elsa E.; Collins, Scott; Fay, Philip A.; Firn, Jennifer L.; Hagenah, Nicole; Hautier, Yann; Iribarne, Oscar; Knops, Johannes M.H.; McCulley, Rebecca L.; MacDougall, Andrew S.; Moore, Joslin L.; Morgan, John W.; Mortensen, Brent; La Pierre, Kimberly J.; Risch, Anita C.; Schütz, Martin; Peri, Pablo Luis; Stevens, Carly J.; Wright, Justin P.; Hillebrand, Helmut (Wiley, 2018-09)
      Environmental change can result in substantial shifts in community composition. The associated immigration and extinction events are likely constrained by the spatial distribution of species. Still, studies on environmental ...

    • Leaf nutrients, not specific leaf area, are consistent indicators of elevated nutrient inputs 

      Firn, Jennifer L.; McGree, James M.; Harvey, Eric; Flores-Moreno, Habacuc; Schütz, Martin; Buckley, Yvonne M.; Borer, Elizabeth T.; Seabloom, Eric William; La Pierre, Kimberly J.; MacDougall, Andrew S.; Prober, Suzanne M.; Stevens, Carly J.; Sullivan, Lauren L.; Porter, Erica; Ladouceur, Emma; Allen, Charlotte; Moromizato, Karine H.; Morgan, John W.; Harpole, William Stanley; Hautier, Yann; Eisenhauer, Nico; Wright, Justin P.; Adler, Peter B.; Arnillas, Carlos Alberto; Bakker, Jonathan D.; Biederman, Lori; Broadbent, Arthur A.D.; Brown, Cynthia S.; Bugalho, Miguel N.; Caldeira, Maria C.; Cleland, Elsa E.; Ebeling, Anne; Fay, Philip A.; Hagenah, Nicole; Kleinhesselink, Andrew R.; Mitchell, Rachel; Moore, Joslin L.; Nogueira, Carla; Peri, Pablo Luis; Roscher, Christiane; Smith, Melinda D.; Wragg, Peter D.; Risch, Anita C. (Nature Research, 2019)
      Leaf traits are frequently measured in ecology to provide a ‘common currency’ for predicting how anthropogenic pressures impact ecosystem function. Here, we test whether leaf traits consistently respond to experimental ...

    • Sensitivity of global soil carbon stocks to combined nutrient enrichment 

      Crowther, Thomas W.; Riggs, Charlotte E.; Lind, Eric M.; Borer, Elizabeth T.; Seabloom, Eric William; Hobbie, Sarah E.; Wubs, Engel Reinder Jasper; Adler, Peter B.; Firn, Jennifer L.; Gherardi, Laureano A.; Hagenah, Nicole; Hofmockel, Kirsten S.; Knops, Johannes M.H.; McCulley, Rebecca L.; MacDougall, Andrew S.; Peri, Pablo Luis; Prober, Suzanne M.; Stevens, Carly J.; Routh, Devin (Wiley, 2019-06)
      Soil stores approximately twice as much carbon as the atmosphere and fluctuations in the size of the soil carbon pool directly influence climate conditions. We used the Nutrient Network global change experiment to examine ...

    • Raspberries and gooseberries in south Patagonia: Production, fruit quality, morphology and phenology in two environmental conditions 

      Birgi, Jorge Alberto; Peri, Pablo Luis; Gargaglione, Veronica Beatriz (Elsevier, 2019)
      Fine fruits as raspberry and gooseberries represent the second production with the largest area cultivated in Santa Cruz province (Argentina), and this activity is usually carried out by family farmers in outdoor conditions. ...

    • Potential biodiversity map of darkling beetles (Tenebrionidae): environmental characterization, land-uses and analyses of protection areas in Southern Patagonia 

      Rosas, Yamina Micaela; Peri, Pablo Luis; Carrara, Rodolfo; Flores, Gustavo Ernesto; Pedrana, Julieta; Martínez Pastur, Guillermo José (Springer, 2019-07-23)
      Different methodologies had been developed for species management and conservation based on modelling of potential biodiversity at regional scales. However, most of these models were fitted for umbrella species (e.g. big ...

    • 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 ...

    • Invasions: the trail behind, the path ahead, and a test of a disturbing idea 

      Moles, Angela; Flores Moreno, Habacuc; Bonser, Stephen P.; Warton, David I.; Helm, Aveliina; Warman, Laura; Eldridge, David J.; Jurado, Enrique; Hemmings, Frank A.; Reich, Peter B.; Cavender Bares, Jeannine; Seabloom, Eric William; Mayfield, Margaret M.; Sheil, Douglas; Djietror, Jonathan C.; Peri, Pablo Luis; Enrico, Lucas; Cabido, Marcelo Ruben; Setterfield, Samantha; Lehman, Caroline; Thomson, Fiona (Wiley, 2012-01)
      We provide a brief overview of progress in our understanding of introduced plant species. Three main conclusions emerge from our review: (i) Many lines of research, including the search for traits that make species good ...