Listar Centros e Institutos de Investigación por fecha de publicación
Mostrando ítems 481-500 de 3689
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First report of Strawberry crinkle virus in Argentina
(2014-08-07)Strawberry crinkle virus (SCV) is one of the most frequent viruses affecting strawberry worldwide, and responsible for important reductions in yield and fruit quality. Stunted dwarfed plants with distorted leaves were found ... -
Polymorphisms at the 3′ untranslated region of SLC11A1 gene are associated with protection to Brucella infection in goats
(Elsevier, 2014-08-15)Goats are susceptible to brucellosis and the detection of Brucella-infected animals is carried out by serological tests. In other ruminant species, polymorphisms in microsatellites (Ms) of 3′ untranslated region (3′UTR) ... -
Experimental selection of long‐term intracellular mycobacteria
(Wiley, 2014-09)Some intracellular bacteria are known to cause long‐term infections that last decades without compromising the viability of the host. Although of critical importance, the adaptations that intracellular bacteria undergo ... -
First report of Trichinella spiralis from the white-eared (Didelphis albiventris) and the thick-tailed opossum (Lutreolina crassicaudata) in central Argentina
(Springer, 2014-09)Trichinellosis is a zoonotic disease caused by nematodes of the genus Trichinella. Humans, who are the final hosts, acquire the infection by eating raw or undercooked meat of different animal origin. Trichinella spiralis ... -
Crotalaria vespertilio (Papilionoideae, Leguminosae) nuevo registro para el nordeste de Argentina y este de Paraguay
(Sociedad Argentina de Botánica, 2014-09)Crotalaria vespertilio (Papilionoideae, Leguminosae) es citada, descripta e ilustrada por primera vez para NE de Argentina y E de Paraguay. Esta especie es afín a C. paulina, diferenciándose por caracteres florales. Para ... -
Ongoing speciation within the Anastrepha fraterculus cryptic species complex: the case of the Andean morphotype
(Wiley, 2014-09)The Anastrepha fraterculus (Wiedemann) (Diptera: Tephritidae) cryptic species complex is currently composed of seven taxonomically recognized morphotypes. Both, pre‐ and post‐zygotic isolation has been documented among ... -
Effect of the Hope FT-B1 Allele on wheat heading time and yield components
(2014-09)Precise regulation of flowering time is critical for plant reproductive success and, in cereals, to maximize grain yields. Seasonal cues including temperature and day length are integrated to regulate the timing of flowering. ... -
Detection and Identification of the First Viruses in Chia (Salvia hispanica)
(MDPI, 2014-09)Chia (Salvia hispanica), an herbaceous plant native to Latin America, has become important in the last 20 years due to its beneficial effects on health. Here, we present the first record and identification of two viruses ... -
The agro-ecological suitability of Atriplex nummularia and A. halimus for biomass production in Argentine saline drylands
(Springer, 2014-09)The choice of the best species to cultivate in semi-arid and arid climates is of fundamental importance, and is determined by many factors, including temperature and rainfall, soil type, water availability for irrigation ... -
The genome of the stress-tolerant wild tomato species Solanum pennellii
(Nature Publishing Group, 2014-09)Solanum pennellii is a wild tomato species endemic to Andean regions in South America, where it has evolved to thrive in arid habitats. Because of its extreme stress tolerance and unusual morphology, it is an important ... -
Desuniformidad temporal y espacial y su efecto sobre un cultivo comercial de maíz en el sudeste de la provincia de Buenos Aires
(Asociación de Ingenieros Agrónomos de la Zona Norte de la Provincia de Buenos Aires, 2014-09)Según Maroni y Gargicevich (1998) una adecuada labor de siembra se define como aquella donde la diferencia entre la cantidad de plantas posibles de obtener y las emergidas es mínima, la separación entre ellas es uniforme ... -
Caracterización de un sistema de modulación del ancho de pulsos empleado en dosificación variable de agroquímicos. Resultados preliminares
(INTA Ediciones, 2014-09)El manejo sitio-especifico de insumos es una herramienta útil para mejorar la eficiencia de las labores. En el caso de la aplicación de agroquímicos existen varios sistemas para modificar el caudal asperjado. En el Instituto ... -
Incidencia de los herbicidas en los costos directos de la producción agrícola
(Instituto de Ingeniería Rural, INTA, 2014-09)En ediciones anteriores de este boletín hemos trabajado desde un enfoque sectorial sobre algunos insumos y bienes de capital involucrados en la cadena productiva agroindustrial. Específicamente, y en lo que respecta a los ... -
Alfalfa snakin-1 prevents fungal colonization and probably coevolved with rhizobia
(BMC Plant Biology, 2014-09-17)Background: The production of antimicrobial peptides is a common defense strategy of living cells against a wide range of pathogens. Plant snakin peptides inhibit bacterial and fungal growth at extremely low concentrations. ... -
Subclinical ketosis in dairy cows: prevalence and risk factors in grazing production system
(Wiley, 2014-10)The purpose of this study was to estimate the prevalence of Subclinical ketosis (SCK) between 4 and 19 days in milk (DIM) in a grazing production system and investigate the importance of potential risk factors for SCK. ... -
Vaccines against bovine babesiosis: where we are now and possible roads ahead
(Cambridge University Press, 2014-10)Bovine babesiosis caused by the tick-transmitted haemoprotozoans Babesia bovis, Babesia bigemina and Babesia divergens commonly results in substantial cattle morbidity and mortality in vast world areas. Although existing ... -
Transmisión de precios en el sector forestal en Argentina
(2014-10)El trabajo tiene como objetivo estudiar la transmisión de precios desde el mercado internacional hacia el mercado doméstico en el sector forestal de Argentina. Para ello, se utiliza un modelo económico de transmisión de ... -
Comportamiento de la vegetación en planicies inundables : impacto del anegamiento y los cambios en el uso del suelo
(Facultad de Agronomía, Universidad de Buenos Aires, 2014-10)En los ecosistemas de llanuras, como la Llanura Pampeana Argentina, los flujos en sentido vertical - transpiración y evaporación directa - son las principales vías evaporativas de salida de agua. La vegetación controla las ... -
Anti-inflammatory and antioxidant activities, functional properties and mutagenicity studies of protein and protein hydrolysate obtained from Prosopis alba seed flour
(2014-10)Prosopis species are considered multipurpose trees and shrubs by FAO and their fruit constitute a food source for humans and animals. According to the “Código Alimentario Argentino”, “algarrobo flour” is produced by grinding ... -
The complete genome of a putative endornavirus identified in yerba mate (Ilex paraguariensis St. Hil.)
(2014-10)We present the first report of a virus infecting the subtropical tree crop yerba mate (Ilex paraguariensis St. Hil.). Total RNA purification, followed by next-generation sequencing, transcripts assembly and annotation, ...