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Mostrando ítems 256-275 de 1021
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Diagnóstico y prevención de la neosporosis bovina. Desarrollo de técnicas serológicas y evaluación de inmunógenos basados en proteínas recombinantes
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2019)La neosporosis es una enfermedad abortígena, causada por el parásito protozoario Neospora caninum. No hay tratamientos o vacunas disponibles, el control se basa en el diagnóstico y las estrategias de manejo. Se desarrollaron ... -
Different lines of evidence used to delimit species in ticks : a study of the South American populations of Amblyomma parvum (Acari: Ixodidae)
(2016-10)The goal of this work was to combine different lines of evidence besides that of molecular markers to delimit species in ticks when the molecular data are not totally congruent. Two groups (Argentina, Brazil) of South ... -
Differential immune response to two Staphylococcus aureus strains with distinct adaptation genotypes after experimental intramammary infection of dairy cows
(Elsevier, 2022-11)The aim of this study was to evaluate and compare the ability of two S. aureus strains with different adaptation genotypes (low and high) to the bovine mammary gland (MG) to establish an intramammary infection (IMI) and ... -
Dinámica de Diaporthe caulivora en fuentes de inóculo: rastrojos y malezas, y períodos de protección frente al cancro del tallo de soja
(Unidad Integrada Balcarce. Facultad de Ciencias Agrarias, UNMdP – Estación Experimental Agropecuaria Balcarce, INTA, 2017-10)El cancro del tallo de la soja (CTSc) causado por Diaporthe caulivora (Dc) causa importantes pérdidas a nivel mundial. En el sudeste de la provincia de Buenos Aires es la enfermedad prevalente más destructiva que afecta ... -
La dinámica de las relaciones sociales en los territorios periurbanos : el caso de la localidad de Roldán (provincia de Santa Fe, Rep Argentina).
(Instituto de Cartografía, Investigación y Formación para el Ordenamiento Territorial (CIFOT), Universidad Nacional de Cuyo, 2020)Los objetivos del trabajo fueron caracterizar la dinámica de conflictos y alianzas entre actores locales a partir de la implementación de la ordenanza que regula la aplicación de productos fitosanitarios en Roldán (Santa ... -
Discovering ancestors and connecting relatives in large genomic databases
(Elsevier; American Dairy Science Association, 2020-02)Genomic evaluation has improved both plant and animal breeding by allowing more accurate estimation of an individual's genetic potential. Because often only a small proportion of the population to be evaluated has been ... -
Dispersión y mortalidad de larvas de Spodoptera frugiperda J. E. Smith (Lepidoptera: Noctuidae) en híbridos de maíz convencional y transgénico Bt. Potenciales implicancias para el manejo de la resistencia
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2018-12)Spodoptera frugiperda es plaga clave del maíz en todo el continente americano. Actualmente la principal estrategia de control consiste en la utilización de cultivares de maíz genéticamente modificados Bt. La evolución de ... -
Disposal of veterinary supplies used in rural areas from Santa Fe province, Argentina
(Facultad de Agronomía, Universidad de Buenos Aires, 2023-12)The disposal of waste from clinical work may impacts on the environment, animal and public health. Nevertheless, few studies have acknowledged the extent of unproper management of used syringes, needles, medicine containers ... -
Dissecting light sensing and metabolic pathways on the millimeter scale in high-altitude modern stromatolites
(Springer, 2022-10)Modern non-lithifying stromatolites on the shore of the volcanic lake Socompa (SST) in the Puna are affected by several extreme conditions. The present study assesses for the first time light utilization and functional ... -
Distribución temporo-espacial de brucelosis en médicos veterinarios clínicos de bovinos
(Facultad de Agronomía y Veterinaria, Universidad Nacional de Río Cuarto, 2019)El objetivo de este trabajo fue evaluar el efecto del momento de graduación, los años de graduación y la región (dentro de la Provincia de Santa Fe) sobre el riesgo de presentar brucelosis en Médicos Veterinarios de bovinos. ... -
Distribution and genetic variation of Amblyomma triste (Acari: Ixodidae) in Argentina
(2013-09)A study was conducted to investigate the distribution of Amblyomma triste in Argentina under the hypothesis that this tick prevails in riparian localities along the Paraná River and adjacent humid environments from 34°30′ ... -
Distribution and prevalence of Nosema apis and N. ceranae in temperate and subtropical eco-regions of Argentina
(2016-11)A total of 361 colonies from 59 apiaries located in two temperate and three subtropical eco-regions were examined during the post-harvest period to determine distribution and prevalence of Nosema spp. Apiaries from subtropical ... -
Divergent environmental preferences and areas of sympatry of tick species in the Amblyomma cajennense complex (Ixodidae)
(2014-12)Four species of Neotropical ticks, Amblyomma mixtum, Amblyomma cajennense, Amblyomma tonelliae and Amblyomma sculptum (formerly included in the catch-all name A. cajennense), have an allopatric distribution in much of their ... -
Diversidad de arañas del suelo y su relación con ambientes heterogéneos del Parque General San Martín, Entre Ríos, Argentina = Diversity of spiders of soil and their relationship with heterogeneous environments from the Parque General San Martín, Entre Ríos, Argentina
(2017-09)Se analizó la comunidad de arañas asociada al estrato de suelo en diferentes ambientes y su relación con la heterogeneidad ambiental presente en el Parque General San Martín. Se utilizaron trampas de caídas para recolectar ... -
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 ... -
Diversity and biological traits of bees visiting flowers of Cucurbita maxima var. zapallito differ between biodiversity-based and conventional management practices
(Springer Nature, 2024-01)Low diversity of pollinators and the modified composition of functional groups of bees have been proposed as the causes of pollination deficiency in cultivated Cucurbitaceae species. Functional groups of bees are determined ... -
Diversity of arthropods communities in transgenic cotton varieties in Santa Fe province, Argentina
(Universidad Nacional de La Plata, 2014)Genetically modified (GM) crops have been widely expanded within the agricultural systems in Argentina, being BT/ RR cotton well adopted since its commercial approval in 2009. However no has been study and compared the ... -
Do parapatric populations of the ticks Amblyomma tonelliae Nava, Beati & Labruna, 2014 and Amblyomma sculptum Berlese, 1888 (Acari: Ixodidae) hybridize?
(Royal Entomological Society, 2023-02-02)This work aimed to determine if the tick species, Amblyomma sculptum and Amblyomma tonelliae, hybridize along their contact zones in Argentina. Free-living adults and nymphs of A. sculptum and A. tonelliae were collected ... -
Does biological nitrogen fixation modify soybean nitrogen dilution curves?
(2018)Biological nitrogen fixation (BNF) in soybean [Glycine max (L.) Merr.] represents, on average, 60% of total nitrogen (N) uptake. Nitrogen dilution curves link aboveground crop N concentration (%N) to biomass accumulation (W). ... -
Does parity order or cow antibody level influence the humoral immunity of calves for cattle anaplasmosis?
(Springer, 2024-02)Anaplasmosis is a widely distributed vector-borne disease of cattle caused by the bacteria Anaplasma marginale, which may lead to severe losses in beef and dairy cattle production. Anecdotal information among farmers ...