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Mostrando ítems 21-40 de 83
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Diversidad y grupos funcionales de insectos en cultivos de arroz y sus bordes bajo manejo convencional y agroecológico en Santa Fe, Argentina
(Asociación Argentina de Ecología, 2021-08)El arroz es el cereal de mayor producción considerado el alimento base para el 50% de la población mundial. Los objetivos del trabajo fueron i) conocer la diversidad de insectos que presentan los cultivos de arroz y sus ... -
Does the Neotropical-native parasitoid Ganaspis pelleranoi successfully attack the worldwide invasive pest Drosophila suzukii?
(Wiley, 2024-03)The Asian Drosophila suzukii (Matsumura) (Diptera: Drosophilidae) is a harmful invasive pest widespread throughout Argentinian fruit-producing regions. It coexists with both pests, the sub-Saharan African Ceratitis capitata ... -
Effect of Drosophila suzukii on Blueberry VOC’s: Chemical Cues for a Pupal Parasitoid, Trichopria anastrephae
(Springer, 2021-07)Biocontrol agents such as parasitic wasps use long-range volatiles and host-associated cues from lower trophic levels to find their hosts. However, this chemical landscape may be altered by the invasion of exotic insect ... -
Effect of egg production dynamics on the functional response of two parasitoids
(Plos ONE, 2024-03)Functional response describes the number of hosts attacked by a parasitoid in relation to host densities and plays an important role by connecting behavioral-level processes with community-level processes. Most functional ... -
Effects of superparasitism on immature and adult stages of Diachasmimorpha longicaudata Ashmead (Hymenoptera: Braconidae) reared on Ceratitis capitata Wiedemann (Diptera: Tephritidae)
(2017)The optimal use of available host by parasitoid insects should be favoured by natural selection. For solitary parasitoids, superparasitism (i.e. the egg-laying of several eggs/host) may represent a detrimental phenomenon ... -
Enemigos naturales: invetisgación aplicada a los agroecosistemas locales
(EEA Alto Valle, INTA, 2012)En los últimos tres años, a partir de la adopción de programas fitosanitarios de “Residuo Cero” en chacras de manejo integrado de la región se observó la presencia y aumento de enemigos naturales de las principales plagas ... -
Estudios biológicos sobre los parasitoides, Mastrus ridens Horstman y Ascogaster quadridentata Wesmael, para evaluar su potencial como agentes de control biológico de Cydia pomonella (L.) plaga clave del manzano
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2015-05)La carpocapsa (Cydia pomonella) es una de las plagas clave del cultivo de pomáceas en todo el mundo. En la Argentina, si bien actualmente se están implementando medidas de control de bajo impacto ambiental, como la técnica ... -
Evaluación de la oviposición de Goniozus legneri Gordh (Hymenoptera: Bethylidae) sobre distintos lepidópteros de interés frutihortícola
(Fundación Miguel Lillo, 2018)Goniozus legneri (Hymenoptera: Bethylidae) es un parasitoide de lepidópteros. El objetivo de este trabajo fue evaluar su oviposición sobre Cydia molesta, Cydia pomonella, Plodia interpunnctella, Spodopterafrugiperda, Lobesia ... -
Evaluación del sistema planta hospedera-huésped alternativo como estrategia para el control biológico de pulgones (Hemiptera: Aphididae) en sistemas de producción hortícola en cultivos protegidos
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2012-05)Los áfidos constituyen una de las plagas de mayor importancia económica sobre una gran variedad de cultivos. El control biológico por conservación utilizando plantas hospederas y fitófagos huéspedes alternativos ha sido ... -
Evaluation of the maternal photoperiodic effect as a storage method on Trichogramma nerudai
(Department of Agroenvironmental Sciences and Technologies, Università di Bologna, 2023-01-23)Maternal photoperiodic effect on Trichogramma nerudai Pintureau et Gerding (Hymenoptera Trichogrammatidae) was evaluated to test its possible exploitation to store the parasitoid. Freshly parasitized eggs of Sitotroga ... -
Evaluation of Trichopria anastrephae performance as parasitoid of Drosophila suzukii and Zaprionus indianus, under controlled laboratory conditions
(Wiley, 2024-03)Native parasitoids are potential tools for the biological control of invasive exotic pests, such as the frugivorous flies spotted-wing drosophila, Drosophila suzukii Matsumura, and African fig fly, Zaprionus indianus Gupta ... -
Exploring the factors involved in the absence of parasitism of Chaetosiphon fragaefolii by generalist parasitoids in strawberry
(Springer, 2020-08)Chaetosiphon fragaefolii Cockerell (Hemiptera: Aphididae) is a worldwide strawberry pest with scarce records of parasitoids for its control. The parasitization rate of two generalist parasitoids, Aphidius colemani Viereck ... -
First Record and Distribution of Ganaspis brasiliensis (Hymenoptera: Figitidae: Eucoilinae), a Parasitoid of Drosophila suzukii (Diptera: Drosophilidae) in Argentina
(Springer, 2021-11)The eucoiline species Ganaspis brasiliensis (von Ihering) (Hymenoptera: Figitidae) is recorded for the first time in Argentina, with confirmation of parasitism of Drosophila suzukii (Matsumura) infesting healthy raspberry ... -
Food and Host Searching Decisions Made by Ibalia leucospoides (Hymenoptera: Ibaliidae), a Parasitoid of Sirex noctilio (Hymenoptera:Siricidae)
(2012-07)During their adult life, parasitoids—insects that lay eggs in or on other arthropods eventually killing them- spend a significant proportion of their lifetime searching for hosts, this behavior will determine their future ... -
Genética y citogenética de la determinación del sexo en Diachasmimorpha longicaudata (Hymenoptera, Braconidae)
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2011)El parasitoide bracónido Diachasmimorpha longicaudata es ampliamente utilizado como controlador biológico de moscas de los frutos; sin embargo, es escaso el conocimiento disponible sobre su genética. A fin de aportar ... -
Host discrimination in the fruit fly parasitoid Diachasmimorpha longicaudata : evidence from virgin female behaviour and egg distribution patterns
(Cambridge University Press, 2021-04)Many parasitoid species discriminate already parasitized hosts, thus avoiding larval competition. However, females incur in superparasitism under certain circumstances. Superparasitism is commonly observed in the artificial ... -
Host selection by Ibalia leucospoides based on temporal variations of volatiles from the hosts’ fungal symbiont
(2016-12)Insect parasitoids locate hosts via reliable and predictable cues such as volatile emissions from hosts and/or host plants. For insects that depend on mutualistic organisms, such as many wood-boring insects, symbiont-derived ... -
Host-related volatile cues used by a parasitoid wasp during foraging for its woodboring host
(Wiley, 2018-12)Parasitoids relymainly on infochemicals to search for their herbivore hosts to oviposit on. Megarhyssa nortoni (Cresson) (Hymenoptera: Ichneumonidae) is a parasitoid of siricid wasp larvae which are concealed inside tree ... -
Identificación de claves químicas utilizadas por el parasitoide Diachasmimorpha longicaudata Hymenoptera : Braconidae ) para el encuentro de su hospedador
(Universidad Nacional de La Plata, 2022-10)Objetivos: Evaluar el comportamiento de anemotaxis de Diachasmimorpha longicaudata hacia fuentes con presencia potencial de hospedadores. Identificar compuestos orgánicos volátiles provenientes de dichas fuentes que actúen ... -
Identification and characterization of soluble binding proteins associated with host foraging in the parasitoid wasp Diachasmimorpha longicaudata
(Plos, 2021-06)The communication and reproduction of insects are driven by chemical sensing. During this process, chemical compounds are transported across the sensillum lymph to the sensory neurons assisted by different types of soluble ...