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Mostrando ítems 569-588 de 588
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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 ... -
El uso de agroquímicos y la percepción ambiental en localidades ribereñas del este de la provincia de Santa Fe, República Argentina.
(Ediciones INTA; Estación Experimental Agropecuaria Oliveros, 2022)La transformación de la agricultura pampeana por la expansión del cultivo de soja y la aplicación de nuevos paquetes tecnológicos –especialmente el uso intensivo de agroquímicos- generó conflictos entre vecinos y productores ... -
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 ... -
Valor agregado en origen: Recorrido de una política pública en un pueblo santafesino
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2020-08)Este trabajo analiza la forma en que se implementó una política pública en un territorio específico como es la localidad de Ceres, en la Provincia de Santa Fe. Puntualmente se aborda la política que promueve el valor ... -
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 ... -
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 ... -
Vigilancia de la resistencia antimicrobiana en animales: profundizar las iniciativas y ampliar las capacidades = Antimicrobial resistance surveillance in animals: to deepen initiatives and expand current capacities
(Elsevier, 2021-06)La resistencia antimicrobiana (RAM) comenzó a ser detectada poco después de que el uso de antimicrobianos (AM) se difundiera para el tratamiento de infecciones en seres humanos y animales. Sin embargo, durante los últimos ... -
Water table depth affects persistence and productivity of alfalfa in Central Argentina
(Elsevier, 2019-04)Alfalfa (Medicago sativa L.) is one of the most sown perennial legumes in the world. Water table depth can be both an opportunity and a threat for this crop. In this study we analyzed 20 years of field experimental data ... -
Which are important targets in development of S. aureus mastitis vaccine?
(2015-06)Staphylococcus aureus represents one of the leading causes of mastitis in dairy cows worldwide. S. aureus IMI have variable outcomes due to virulence of the strain involved, immune defenses of the host, and by antibiotic ... -
Worldwide host associations of the tick genus Ixodes suggest relationships based on environmental sharing rather than on co-phylogenetic events
(BioMed Central, 2023-02-21)This study aims to capture how ticks of the genus Ixodes gained their hosts using network constructs. We propose two alternative hypotheses, namely, an ecological background (ticks and hosts sharing environmentally available ... -
Yield components, light interception and radiation use efficiency of lucerne (Medicago sativa L.) in response to row spacing
(2013-02)Lucerne sowing is characterized by a rectangular spatial arrangement, i.e. greater distance between sowing rows than between plants in the row. Therefore, the reduction of row spacing generates more square spatial arrangements ... -
β-Galactosidases from a Sequence-Based Metagenome: Cloning, Expression, Purification and Characterization
(MDPI, 2021)Stabilization ponds are a common treatment technology for wastewater generated by dairy industries. Large proportions of cheese whey are thrown into these ponds, creating an environmental problem because of the large volume ...