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Mostrando ítems 413-432 de 439
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Ticks (Acari: Ixodidae) parasitizing endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina
(Systematic and Applied Acarology Society, 2012-08)Five species of ticks belonging to the genera Amblyomma, Haemaphysalis and Rhipicephalus were recorded from endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina. Adults and immature stages of Amblyomma ... -
Ticks (Acari: Ixodidae, Argasidae) associated with wild birds in Argentina
(Elsevier, 2023-05)The aim of this study was to report tick infestations on wild birds from four Phytogeographic Provinces of Argentina. A total of 1085 birds was captured (124 species, 97 genera, 29 families and 13 orders), and ticks were ... -
Ticks infesting cattle and humans in the Yungas Biogeographic Province of Argentina, with notes on the presence of tick-borne bacteria
(2018-01)This study was performed to determine the tick species that infest cattle and humans throughout an altitudinal gradient in the Yungas Biogeographic Province of Argentina. The presence of tick-borne bacteria of the genera ... -
Ticks infesting humans in Northern Misiones, Argentina
(2016)This work presents records of ticks infesting humans in northern Misiones Province, Argentina. Also, notes on potential transmission of tick-borne pathogens are included. A total of 282 ticks attached to researchers were ... -
El trabajador rural y la satisfacción laboral en su entorno. Estudio de caso. Centro de la provincia de Santa Fe (Argentina)
(Facultad de Ciencias Agrarias, Universidad Nacional del Litoral, 2021)Los procesos de modernización de la actividad agropecuaria han impactado en la estructura, localización y distribución de los trabajadores rurales. Considerando la escasez de recursos humanos y que al mismo tiempo hay una ... -
Trophotagma Enrichment Axes in Poaceae
(2018-03)This review is intended: (1) to interpret and characterize morphological variations observed in the structure of the enrichment axes, located below the terminal inflorescence in Poaceae; and (2) to study the relationship ... -
Two new species of Ornithodoros (Ixodida; Argasidae) from the Southern Cone of South America
(2015-05)Two new species of the genus Ornithodoros were described from larvae collected in Argentina and Chile. Ornithodoros xerophylus n. sp. was described from specimens collected on the small rodent Graomys centralis in Argentina. ... -
Two novel Ehrlichia (Rickettsiales: Anaplasmataceae) strains detected in ticks (Ixodida, Ixodidae) and opossums (Didelphimorphia: Didelphidae) in Argentina
(Elsevier, 2022-09)The aim of this study is to determine if there is circulation of microorganisms of the genus Ehrlichia in opossums Didelphis albiventris and their ticks from the Humid Chaco in Argentina. Blood samples of 15 specimens of ... -
Two novel Ehrlichia strains detected in Amblyomma tigrinum ticks associated to dogs in peri-urban areas of Argentina
(2017-08)The aim of this work was to describe two novel strains of Ehrlichia associated to Amblyomma tigrinum from Argentina. Molecular detection of agents belonging to the family Anaplasmataceae was performed targeting three ... -
Typification of virulent and low virulence Babesia bigemina clones by 18S rRNA and rap-1c
(2014-06)The population structure of original Babesia bigemina isolates and reference strains with a defined phenotypic profile was assessed using 18S rRNA and rap-1c genes. Two reference strains, BbiS2P-c (virulent) and BbiS1A-c ... -
Use and comparison of serologic assays to detect anti-Neospora caninum antibodies in farmed red deer (Cervus elaphus)
(Elsevier, 2023-01)Neospora caninum is a protozoan parasite that cause abortion in different ruminant species, including red deer ( Cervus elaphus). There are no validated assays to be performed with sera from red deer. At the present work, ... -
Use of cheese whey for biomass production and spray drying of probiotic lactobacilli
(2014-08)The double use of cheese whey (culture medium and thermoprotectant for spray drying of lactobacilli) was explored in this study for adding value to this wastewater. In-house formulated broth (similar to MRS) and dairy media ... -
Use of plants by Myzus persicae in agroecosystems: Potential applications in conservation biological control
(Wiley, 2021-04)Myzus persicae (Sulzer) is a highly polyphagous aphid species that attacks several economically important crop plants. Here, trophic webs involving M. persicae, its host plants and its parasitoids were described and ... -
Uso de efluentes líquidos de tambo para mejorar la fertilidad del suelo y productividad de los cultivos
(Asociación Argentina Ciencia del Suelo, 2014-12)Un experimento a campo se realizó en Esperanza (Santa Fe) sobre un suelo Argiudol típico con el objetivo de evaluar el efecto de la aplicación de diferentes dosis de efluente líquido de tambo sobre la fertilidad del suelo ... -
A vaccine using Anaplasma marginale subdominant type IV secretion system recombinant proteins was not protective against a virulent challenge
(PLOS; National Center for Biotechnology Information, 2020-02)Anaplasma marginale is the most prevalent tick-borne livestock pathogen with worldwide distribution. Bovine anaplasmosis is a significant threat to cattle industry. Anaplasmosis outbreaks in endemic areas are prevented via ... -
Validation and field evaluation of a competitive inhibition ELISA based on the recombinant protein tSAG1 to detect anti-Neospora caninum antibodies in sheep and goats
(Elsevier, 2020-08)Neospora caninum is a protozoan parasite that causes abortion and reproductive failure in small ruminants. We validated and evaluated under field conditions a competitive inhibition ELISA based on the truncated SAG1 protein ... -
Variabilidad genotípica y ambiental del peso, tamaño y aceite del grano de girasol (Helianthus annuus L.) en el Noreste argentino
(Facultad de Ciencias Agrarias, Universidad Nacional del Nordeste, 2017)La relación tegumento/embrión es uno de los principales factores que afectan el porcentaje de aceite en girasol. Mayores proporciones de embrión incrementa la cantidad de aceite del grano. En la actualidad, no es claro el ... -
Variability for salt tolerance in a collection of Panicum coloratum var. makarikariense during early growth stages = Variabilidad en tolerancia a la salinidad en una colección de Panicum coloratum var. makarikariense durante las etapas tempranas de crecimiento
(CIAT, 2018-09)Our aim was to investigate variability for salt tolerance in a collection of Panicum coloratum var. makarikariense of INTA EEA Rafaela, Argentina. Panicum coloratum is a C4 perennial grass to be potentially used to increase ... -
Varroa destructor and Nosema sp seasonal dynamics in Apis mellifera colonies from temperate climate in Argentina = Dinámica estacional de Varroa destructor y Nosema sp en colonias de Apis mellifera en clima templado de Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2022)Los ectoparásitos obligados Varroa destructor y Nosema sp afectan la salud de la abeja de la miel Apis mellifera y genera importantes pérdidas de la colonia. Este artículo describe y analiza información proveniente de ... -
Varroa destructor and viruses association in honey bee colonies under different climatic conditions
(2016-06)Honey bee colonies are threatened by multiple factors including complex interactions between environmental and diseases such as parasitic mites and viruses. We compared the presence of honeybee-pathogenic viruses and Varroa ...