EEA Rafaela: Envíos recientes
Mostrando ítems 541-560 de 601
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Primer asociación parásito hospedador de Amblyomma argentinae Neumann, 1904 (Acari: Ixodidae) con tres especies de saurios del Chaco Semiárido de Argentina = First parasite host association of Amblyomma argentinae Neumann, 1904 (Acari: Ixodidae) with three species of lizards from Semi-arid Chaco of Argentina
(2015-06)El conocimiento sobre las garrapatas parásitas de reptiles en Argentina es incompleto. En este sentido, el objetivo de este trabajo fue determinar las especies de garrapatas que parasitan lagartos en una localidad del Chaco ... -
Infection with Ehrlichia canis and Anaplasma platys (Rickettsiales: Anaplasmataceae) in two lineages of Rhipicephalus sanguineus sensu lato (Acari: Ixodidae) from Argentina
(2015-09)Natural infection with Ehrlichia canis and Anaplasma platys in ticks belonging to the tropical and temperate lineages of Rhipicephalus sanguineus sensu lato from Argentina was evaluated. Samples were tested for Ehrlichia ... -
Strategic applications of long-acting acaricides against Rhipicephalus (Boophilus) microplus in northwestern Argentina, with an analysis of tick distribution among cattle
(2015-03)Strategic applications of long-acting acaricides for the control of Rhipicephalus (Boophilus) microplus in northwestern Argentina were evaluated for one year. In addition, tick distribution among cattle was analyzed to ... -
Ecology and genetic variation of Amblyomma tonelliae in Argentina
(2015-09)The ecology of Amblyomma tonelliae (Ixodida: Ixodidae), including its seasonal distribution and the development periods of each stage, was investigated during a study carried out over two consecutive years in northwestern ... -
Procedimiento de muestreo de efluentes líquidos y residuos sólidos orgánicos generados en el tambo
(Ediciones INTA, 2014)Los efluentes líquidos y los residuos sólidos orgánicos generados en los tambos constituyen una fuente de nutrientes y de materia orgánica. Debido a estas características y a la presencia de microorganismos patógenos, estos ... -
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 ... -
Un caso de resistencia de Rhipicephalus microplus (Acari: Ixodidae) al fipronil detectado en pruebas de campo en el este de Santiago del Estero, Argentina
(2018-03)En este trabajo se describe la resistencia de una población Rhipicephalus microplus resistente al fipronil 1% (ECTOLINE®) en condiciones de campo en el este de Santiago del Estero, Argentina. Las pruebas fueron realizadas ... -
Guía para el control de los parásitos externos en bovinos de leche del área central de la Argentina : 02
(Ediciones INTA, 2017)La Guía para el control de los parásitos externos en bovinos de leche del área central de la Argentina sintetiza la información actualmente disponible sobre el control de los parásitos externos de mayor importancia económica ... -
Evaluación de cultivos de cobertura en la Unidad Demostrativa Agrícola de Bernardo de Irigoyen, Campaña 2016, departamento San Jerónimo (Santa Fe)
(EEA Oliveros, 2017)El objetivo de este trabajo fue evaluar la producción de biomasa y el consumo de agua de diferentes especies de cultivos de cobertura de crecimiento otoño-invernal, susceptibles de ser incluidas en las rotaciones agrícolas ... -
Seguro índice para la gestión del riesgo de precios en el sector lechero argentino
(AAEA, 2016-10)En este trabajo se presenta una propuesta de aplicación de un instrumento de gestión del riesgo de precios para el sector lechero, que es una adaptación de lo que se conoce como "seguro de protección de márgenes" ("margin ... -
Estrategias de los productores lecheros frente a la intensificación de la agricultura. Departamento San Jerónimo, Santa Fe, Argentina = Strategies for dairy farmers face of agriculture strengthening. Department San Jerónimo, province of Santa Fe, Argentina Republic
(Facultad de Ciencias Agrarias, Universidad Nacional del Litoral, 2016)En el departamento San Jerónimo (Provincia de Santa Fe, Argentina), a mediados del siglo XX, la producción lechera comenzó a tener relevancia en el sector agropecuario. En el año 1970, existían aproximadamente 700 tambos, ... -
Cricket oviposition trace fossils in palaeosols and their stratigraphic significance : the South American Palaeosol Ichnofossil Ages (SAPIAs)
(2017-09)The first insect trace fossil in palaeosols attributed to the oviposition of crickets is represented by openings composed of two to four, but usually three, perforations with a tripartite pattern. This pattern is compatible ... -
Eprinomectin accumulation in Rhipicephalus (Boophilus) microplus : pharmacokinetic and efficacy assessment
(2016-01)Eprinomectin (EPM) is a macrocyclic lactone used against endo-ectoparasites without withdrawal time in milk and meat after its pour-on administration at 0.5 mg/kg. Previous experiments evaluated the efficacy of EPM against ... -
Vectorial competence of Amblyomma tonelliae to transmit Rickettsia rickettsii
(2016-12)The aim of this work was to test the vectorial competence of Amblyomma tonelliae (Ixodida: Ixodidae) to transmit Rickettsia rickettsii (Rickettsiales: Rickettsiaceae), the agent of Rocky Mountain spotted fever (RMSF). All ... -
Assessment of the potential utility of different regions of Streptococcus uberis adhesion molecule (SUAM) for mastitis subunit vaccine development
(2017-04)Streptococcus uberis is one of the most prevalent pathogens causing clinical and subclinical mastitis worldwide. Among bacterial factors involved in intramammary infections caused by this organism, S. uberis adhesion ... -
Evolutionary changes in symbiont community structure in ticks
(2017-06)Ecological specialization to restricted diet niches is driven by obligate, and often maternally inherited, symbionts in many arthropod lineages. These heritable symbionts typically form evolutionarily stable associations ... -
Non-parasitic life cycle of the cattle tick Rhipicephalus (Boophilus) microplus in Panicum maximum pastures in northern Argentina
(2017)The aim of this work was to study the non-parasitic phase of the Rhipicephalus microplus life cycle in Panicum maximum grasses from northern Argentina, in order to provide ecological information for designing methods of ... -
Genetic analysis of Rhipicephalus sanguineus sensu lato ticks parasites of dogs in Africa north of the Sahara based on mitochondrial DNA sequences
(2017-05)The aim of this work was to determine the evolutionary relationship among tick populations of Rhipicephalus sanguineus sensu lato distributed in Africa north of the Sahara and different lineages of R. sanguineus s.l. ... -
Birds and hard ticks (Acari: Ixodidae), with discussions about hypotheses on tick evolution
(2017)The relationship between birds (Aves) and hard ticks (Ixodidae) was analyzed for the 386 of 721 tick extant species whose larva, nymph and adults are known as well as their natural hosts. A total of 136 (54 Prostriata= ... -
Environment or beekeeping management : What explains better the prevalence of honey bee colonies with high levels of Varroa destructor?
(2017)Varroa destructor is one of the major threats to honey bee colonies. The mite abundance in the colonies is affected by environmental conditions as well as by beekeeping management. The aim of this study was to recognize ...