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Violeta Romero,Tania Zaviezo,Audrey Grez
Pág. 312 - 323
Harmonia axyridis (Pallas) has invaded most continents in the world, including South America. In Chile, it became invasive after 2010, turning into a dominant species in coccinellid guilds in alfalfa crops, where it coexists with the introduced...
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Tania Zaviezo, Elizabeth Cadena, M. Fernanda Flores, Jan Bergmann
Pág. 31 - 37
The citrophilus mealybug, Pseudococcus calceolariae, is a polyphagous pest that has a major impact on fruit crops in central Chile, and is of quarantine importance for many markets. To study many control alternatives, it is important to develop effici...
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Audrey Grez, Tania Zaviezo, Guillermo González, Sergio Rothmann
Pág. 145 - 149
In this work, we document the presence of Harmonia axyridis in Chile, an invasive coccinellid species that has had negative effects in other regions of the world, such as: impacts on non-target arthropods, invasions of houses and fruit damage. This spe...
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Audrey A. Grez, Constanza Torres, Tania Zaviezo, Marcelo Ramírez
Pág. 111 - 121
Permanent and permeable edges, where natural enemies can feed, overwinter or easily cross over, should enhance the early arrival of these predators to crops. We evaluated the abundance and species richness of coccinellids migrating to alfalfa fields a...
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T. Zaviezo, A. Romero, D. Castro, A. Wagner
Pág. 49 - 52
Codling (Cydia pomonella) and carob moths (Ectomyelois ceratoniae) are important pests of apples and walnuts in Chile. During fruit samplings, a parasitoid was found attacking the larvae of these species. Because there was no previous information on larv...
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Tania Zaviezo, Alda Romero, Chilenut Chilenut
Pág. 125
Manual de Manejo Integrado de Plagas del Nogal (MIP)
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T. Zaviezo, A. A. Grez, D. Donoso
Pág. 29 - 38
Thereis a great diversity of insects associated to alfalfa. They could vary in their composition and abundancedepending on crop phenology and cutting regime. In this study we describe the temporal dynamics ofthe community of beetles associated with a two...
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L. Pinto, T. Zaviezo
Pág. 69 - 77
The grape snout beetle (Naupactus xanthographus) (Coleoptera: Curculionidae) is an important pest of grapes. Chemical control is difficult due to its subterranean larval stages but, given the adult cannot fly, it has been successfully managed in fruit cr...
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A. A. Grez, T. Zaviezo
Pág. 29 - 34
Habitat fragmentation and habitat loss may affect insect abundance. Generally, small and isolated plant fragments support a depressed abundance of insects because of a lower resource abundance compared to that in large ones. Nevertheless, immediately aft...
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L. Gurovich, J. Stern
Pág. 35 - 42
Variabilidad espacial de la velocidad de infiltración del agua en el suelo. I. Generación de datosCiencia e Investigación Agraria, Revista latinoamericana en Ciencias de la Agricultura, está indexada en las siguientes bases de datos: Thomson ISI, Alerta ...
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