Títulos
Mostrando ítems 655-674 de 730
-
Sistemas productivos porcinos y su impacto en indicadores comportamentales y fisiológicos de estrés
(Facultad de Agronomía, Universidad de Buenos Aires, 2018-11)La producción porcina, a nivel nacional, ha sufrido un incremento sostenido en los últimos años, debido, en gran parte, a una proliferación de los sistemas confinados intensivos. Conjuntamente, en la sociedad creció la ... -
Sistemas silvopastoriles y manejo de bosque con ganadería integrada en la Por Alejandro Radrizzani región del Chaco semiárido
(Ediciones INTA, 2022-05)Con unos 30 millones de hectáreas, es la mayor reserva de bosque nativos y de tierras fértiles sin cultivar en el país –y el mundo–. La innovación e integración de propuestas tecnológicas de intensificación de la producción ... -
Situación actual de Xylella fastidosa subsp. pauca y sus potenciales vectores en olivares de la Argentina
(Asociación Argentina de Fitopatólogos, 2023-06-10)Desde el año 2005 se observaba un marcado declinamiento de las plantaciones de olivo tradicionales de La Rioja. En el 2008 se relevaron visualmente 124.926 árboles, encontrando una incidencia promedio del 3,1 %, y un 1,3 ... -
Síndrome de vena cava caudal en vacas de leche: descripción de 5 casos en Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2023-06-21)Este artículo describe los hallazgos clínicos y patológicos de 5 casos de trombo-embolismo de la vena cava caudal en bovinos lecheros adultos diagnosticados entre 2013 y 2022 en Argentina. La trombosis de la vena cava suele ... -
Soil microbial communities under different soybean cropping systems: Characterization of microbial population dynamics, soil microbial activity, microbial biomass, and fatty acid profiles
(Elsevier, 2008-12-05)This work analyzes the direct effect of soil management practices on soil microbial communities, which may affect soil productivity and sustainability. The experimental design consisted of two tillage treatments: reduced ... -
Somatic embryogenesis from in vitro anther culture of apomictic buffel grass genotypes and analysis of regenerated plants using flow cytometry
(2014-06)Buffel grass is a fodder grass that reproduces mainly via apomixis. Using in vitro tissue culture in apomictic species provides alternatives that can be applied in a breeding program. The aims of this work were to establish ... -
Soybean pod and grain isoflavones accumulation during the filling period in field conditions
(Ediciones INTA, 2021-12)The objective of this work was to determine the isoflavones accumulation in soybean pods and grains during the filling period in field conditions. Pods of the same phenological stage (marked in R5, i.e. beginning of grain ... -
Soybean responseto initial stage of Fusarium virguliforme infection
(BioRxiv, 2022-03-07)Fusarium virguliforme causes the Sudden Death Syndrome, an important disease in soybean crops. In this work, we investigated the defensive response mechanisms in soybean root, at cell wall level, during F. virguliforme ... -
Soybean seed growth dynamics exposed to heat and water stress during the filling period under field conditions
(Wiley, 2021-05-27)Soybean production can be affected by heat (HS) and water stress (WS). However, studies on effects of stresses combination under field conditions are still scarce. The objective of this study was to evaluate the impact of ... -
Spatio and temporal spread of Plum pox virus infecting European plum (Prunus domestica L. cv. D'agen) orchard in Mendoza, Argentina = Distribución espacial y temporal del Plum pox virus en un monte de ciruelo europeo (Prunus domestica L cv D'agen) de Mendoza, Argentina
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2020)Sharka, caused by Plum pox virus (PPV), is considered one of the most serious viral diseases of stone fruits worldwide due to the great yield losses in orchards. In Rama Caída, Mendoza, a 5-year study (2007-2011) was ... -
Spontaneous photosensitization by Heterophyllaea pustulata Hook. f. (Rubiaceae), in sheep from Northwestern Argentina
(2017-10)Heterophyllaea pustulata Hook. f. (Rubiaceae) is a phototoxic plant. It grows in the Andean area of northwest of Argentina, and it causes significant economic losses in the livestock. This plant induces dermal lesions by ... -
Stock de carbono orgánico y nitrógeno en sistemas pastoriles
(Asociación Argentina Ciencia del Suelo (AACS), 2022-11-15)El mantenimiento y/o incremento del contenido de carbono orgánico ( y nitrógeno Nt en suelo es de gran relevancia para la conservación de propiedades biológicas, químicas y físicas del mismo, como así también para mitigar ... -
A strain of Bacillus subtilis subsp. subtilis shows a specific antagonistic activity against the soil-borne pathogen of onion Setophoma terrestris
(2015)Pink Root is among the major diseases of onion and its causal agent, Setophoma terrestris, is one of the most severe pathogens in soils of tropical and subtropical climates. The management of Pink Root is difficult and the ... -
Striking differences in the biological and molecular properties of onion and garlic isolates of onion yellow dwarf virus
(Springer, 2013-06)Complete nucleotide (nt) and deduced amino acid sequences of two onion yellow dwarf virus (OYDV) isolates showing mild and severe symptoms in onion but being unable to infect garlic were determined. The genomes consisted ... -
Structure and biological activities of lipochitooligosaccharide nodulation signals produced by Bradyrhizobium japonicum USDA 138 under saline and osmotic stress
(2014-02)The establishment of a symbiotic interaction involves a signal exchange between the host legume (flavonoids) and the nitrogen-fixing rhizobia (nodulation factors (NFs)). Likewise, abiotic stress conditions, such as salinity ... -
Suelos de la región manisera y variables biometeorológicas : relación con la incidencia de Thecaphora frezii en el cultivo de maní
(Centro de Ingenieros Agrónomos General Cabrera, 2020-09-17)El carbón del maní es una de las enfermedades más importantes que presenta el cultivo en la provincia de Córdoba. Al ser una enfermedad poliética, los registros de incidencia son crecientes año tras año; agravando la ... -
Sunflower
(Elsevier, 2023-09-22)Sunflower (Helianthus annuuss) is one of the oilseed crops most widely cultivated in the world. In 2019, world production amounted to more than 56 million tons (FAOSTAT, 2021). The crop is affected by several viral pathogens, ... -
Superoxide dismutase and glutathione reductase overexpression in wheat protoplast: photooxidative stress tolerance and changes in cellular redox state
(Springer, 2008-08-26)In previous works, we have established a correlation between antioxidant system response and tolerance to drought, osmotic stress and photooxidative stress of different wheat cultivars with contrasting drought tolerance. ... -
Supplementary datasets to the article "Botanical extracts for insect management: lessons from participatory research in the peri-urban horticultural systems of central Argentina" [Conjunto de datos]
(2024)Los datos corresponden a la evaluación de un extracto vegetal a base de ajo para el manejo de insectos en cultivo de lechuga en sistemas hortícolas convencionales y agroecológicos diversificados de la Región Agroalimentaria ... -
Suspected poisoning in beef cattle from ingestion of Prosopis nigra pods in north-western Argentina
(Elsevier, 2019-01)The aim of this paper was to present the first report of Prosopis nigra poisoning of cattle in Argentina. Outbreaks occurred in five farms located in Salta and Santiago del Estero provinces. All animals were examined, ...