Browsing by Author "XX560737"
Now showing items 41-59 of 59
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Fierro Tapia, Andrés; Vergara Egert, Pablo; Grez Villarroel, Audrey; Alaniz Baeza, Alberto; Carvajal, Mario; Lizama, Marlene E.; Ramírez Hernández, Alfredo (Springer, 2020)Context Although saproxylic beetles use deadwood in industrial exotic forest plantations, deadwood and historical land use patterns may interact among each other making difficult the implementation sustainable management ...
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Tischendorf, Lutz; Grez Villarroel, Audrey; Zaviezo, Tania; Fahrig, Lenore (RESILIENCE ALLIANCE, 2005-06)We conducted a factorial simulation experiment to analyze the relative importance of movement pattern, boundary-crossing probability, and mortality in habitat and matrix on population density, and its dependency on habitat ...
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Torres Sanhueza, Constanza (Universidad de Chile, 2009)La migración de enemigos naturales hacia y desde los cultivos influye sobre la dinámica y regulación de insectos herbívoros, pero ello puede depender del hábitat de borde que rodea a los cultivos. Bordes más permanentes y ...
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Fernández Herrera, Allison Andrea (Universidad de Chile, 2012)Los coccinélidos son depredadores de áfidos e importantes enemigos naturales para el control biológico de estas plagas en los cultivos. Su eficacia depende de cuán rápido llegan a los cultivos y de su permanencia dentro ...
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Tapia, D. H.; Morales, F.; Grez Villarroel, Audrey (WILEY-BLACKWELL, 2010-06-21)Based on their effect on prey populations, predators can interact synergistically, additively, or antagonistically. Predator attraction by semiochemicals in response to herbivory is well documented; however, the possibility ...
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Parasitismo de ácaros (Acari: trombiculidae) sobre Liolaemus tenuis en un bosque maulino fragmentado Rubio Carrasco, André Victor (Universidad de Chile, 2007)La fragmentación de bosques es el proceso mediante el cual una extensión continua de hábitat es dividida en fragmentos o parches que quedan separados por un tipo de hábitat distinto al original. Este proceso reduce la ...
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Alfaro Castro, Ana Eliana (Universidad de Chile, 2013)La araña tigre, Scytodes globula, es una especie de araña sinantrópica que habita en Chile, que se caracteriza por sus largas patas y la capacidad de escupir una sustancia pegajosa a su presa. Es popularmente considerada ...
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Alániz, A. J.; Grez Villarroel, Audrey; Zaviezo, T. (Wiley, 2018-06)Biological invasions represent a serious menace to local species assemblages, mainly due to interspecific relationships such as competition and predation. One important invasive species worldwide is Harmonia axyridis ...
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Ceryngier, Piotr; Nedved, Oldrich; Grez Villarroel, Audrey; Riddick, Eric W.; Roy, Helen E.; San Martín, Gilles; Steenberg, Tove; Vesely, Petr; Zaviezo, Tania; Zúñiga Reinoso, Álvaro; Haelewaters, Danny (Springer, 2018)The harlequin ladybird Harmonia axyridis (Coleoptera: Coccinellidae) has rapidly spread in several continents over the past 30 years and is considered an invasive alien species. The success of H. axyridis as an invader is ...
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Simonetti Zambelli, Javier Andrés; Grez Villarroel, Audrey; Estades Marfán, Cristián (Society for Conservation Biology, 2013)La Convención sobre Diversidad Biológica (CDB) espera que las plantaciones forestales contribuyan a la conservación de la biodiversidad. Un sotobosque bien desarrollado en plantaciones forestales puede servir como hábitat ...
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Grez Villarroel, Audrey; Zaviezo, Tania; Roy, Helen E.; Brown, Peter M. J.; Bizama, Gustavo (Wiley-Blackwell, 2016)Aim Biological invasions are one of the major threats to biodiversity. Usually highly disturbed anthropogenic habitats favour invasion by alien species such as the coccinellid Harmonia axyridis. The spread and impact of ...
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Nieves-Aldrey, José Luis; Liljeblad, Johan; Nieves, María Hernández; Grez Villarroel, Audrey; Nylander, Johan A.A. (2009)The gall wasp genus Paraulax (Hymenoptera, Cynipidae) associated with southern beeches (Nothofagus (Nothofagaceae)) from South America is revised. The genus Paraulax and its type species, P. perplexa, are redescribed and ...
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Ximenez Embun, Miguel G.; Zaviezo, Tania; Grez Villarroel, Audrey (Elsevier, 2014)Predators are important natural enemies, often responsible for preventing pest population outbreaks of in many crops. Complementarity in resource use involves spatial or temporal segregation of predators, which can result ...
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Burgos, Aracely; Grez Villarroel, Audrey; Bustamante Araya, Ramiro (ELSEVIER, 2008-03-20)The ecological processes and interactions that involve plants at the seed level may be altered in a fragmented forest, with consequences on plant recruitment and forest structure. We studied seed production, pre-dispersal ...
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Vásquez, Diana; Grez Villarroel, Audrey; Rodríguez San Pedro, Annia (Oxford, 2020)Moonlight intensity influences the activity patterns of bats. Some bat species reduce their activity levels during brighter nights, a phenomenon known as "lunar phobia." While lunar phobia of bats has been extensively ...
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Barahona Segovia, Rodrigo; Grez Villarroel, Audrey; Bozinovic, Francisco (WILEY-BLACKWELL, 2016)Global warming and biological invasions are important threats to biodiversity. Nonetheless, there is little information on how these factors influence performance or life-history traits of invasive and native species. 2. ...
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Alaniz, Alberto J.; Soares, Antonio O.; Vergara, Pablo M.; de Azevedo, Eduardo Brito; Grez Villarroel, Audrey (Wiley, 2020)We tested two questions: (i) whether the climatic conditions of the Azorean Islands in Portugal may have restricted the invasion ofHarmonia axyridisacross this archipelago and (ii) determine what population of this species ...
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González Villar, Franco (Universidad de Chile, 2007)Se estudió efecto que tiene la variación de temperatura y precipitación en la abundancia poblacional de tres especies de flamencos: Phoenicoparrus jamesi, Phoenicoparrus andinus, Phoenicopterus chilensis. Estudios que se ...
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Medina Oviedo, Daniel Ignacio (Universidad de Chile, 2011)La coloración del pelaje es parte integral de muchos componentes fundamentales de la biología de los organismos, contribuyendo a su valor adaptativo en diversos aspectos tales como selección sexual, estrategias antidepredatorias, ...