Instituto de Patología Vegetal: Envíos recientes
Mostrando ítems 361-380 de 518
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Transcriptome analysis of mycorrhizal and nonmycorrhizal soybean plantlets upon infection with Fusarium virguliforme, one causal agent of sudden death syndrome
(2018-11-21)Soilborne pathogens represent a threat to agriculture causing important yield losses. Sudden death syndrome (SDS) of soybean is a severe disease caused by a complex of Fusarium species. This pathosystem has been widely ... -
Transcriptional Changes in Mycorrhizal and Nonmycorrhizal Soybean Plants upon Infection with the Fungal Pathogen Macrophomina phaseolina
(American Phytopathological Society, 2018-06-19)Macrophomina phaseolina is a soil-borne fungal pathogen with a wide host range that causes charcoal rot in soybean [Glycine max (L.) Merr.]. Control of the disease is a challenge, due to the absence of genetic resistance ... -
Firefly genomes illuminate parallel origins of bioluminescence in beetles
(eLife Sciences Publications, 2018-10-16)Fireflies and their luminous courtships have inspired centuries of scientific study. Today firefly luciferase is widely used in biotechnology, but the evolutionary origin of bioluminescence within beetles remains unclear. ... -
Preprints are good for science and good for the public
(Nature Research, 2018-08-29)We disagree with Tom Sheldon’s contention that the preprint ecosystem can present a challenge to accurate and timely journalism (Nature 559, 445; 2018). Restricting when or how preprints are released risks suppressing ... -
¿Nueva problemática sanitaria asociada a bacteria fitopatógena gram-positiva en trigo? [resumen]
(Sociedad Argentina de Biología, 2020-09-09)A nivel mundial, se han descripto numerosas bacterias fitopatógenas en trigo (Triticum aestivum L.) responsables de ocasionar mermas en el rendimiento de este cultivo. Si bien la mayoría de ellas pertenecen a géneros de ... -
Eficiencia de tratamiento fungicida en semillas de garbanzo frente a A. rabiei
(Asociación de Laboratorios Agropecuarios Privados ( ALAP), 2020-11)El garbanzo es la tercera leguminosa de grano seco más importante del mundo. La provincia de Córdoba aporta alrededor del 50% a las exportaciones, alcanzando 122.000 toneladas en 2018/2019. La 'rabia', causada por ... -
Importancia de la calidad sanitaria de plantines de frutilla para nuevos sitios de producción
(Asociación de Laboratorios Agropecuarios Privados (ALAP), 2020-11)Los hongos de suelo son patógenos limitantes en la producción de frutilla. Por esto, la calidad sanitaria de los plantines es fundamental para lograr un plantel adecuado en la producción comercial de fruta. Este requerimiento ... -
Variabilidad en cepas de Xylella fastidiosa procedentes de olivo (Olea europaea L.) de Argentina [resumen]
(Sociedad Argentina de Biología, 2020-09-09)Xylella fastidiosa, es considerada una bacteria polífaga, capaz de vivir y multiplicarse en un amplio rango de hospedantes, más de 500 especies de plantas, abarcando tanto cultivos de interés agrícola como especies ... -
Plan S: take Latin America’s long experience on board
(Nature Research, 2019-09-24)We share the spirit of Plan S to achieve full open access to scholarly publications (see go.nature.com/2hszsaf), but we disagree with its implementation guidelines. The plan’s design ignores more than 20 years of widespread ... -
Plan S en América Latina: una nota de precaución
(Centro de Estudios sobre Ciencia Desarrollo y Educación Superior, Argentina, 2020-06)El Plan S es una iniciativa de un consorcio europeo de financiadores de investigación orientada a exigir la publicación en acceso abierto de los resultados de la investigación financiados por fondos públicos o privados. ... -
Plan S in Latin America: a precautionary note
(Canadian Institute for Studies in Publishing, 2020-02-07)Background: Latin America has historically led a vital and open access movement andleads the worldwide region with the adoption of wider open access practices. Argentina has expressed its commitment to join Plan S, an ... -
A N7-guanine RNA cap methyltransferase signature-sequence as a genetic marker of large genome, non-mammalian Tobaniviridae
(Oxford University Press (OUP), 2019-12-19)The order Nidovirales is a diverse group of (+) RNA viruses, classified together based on their common genome organisation and conserved replicative enzymes, despite drastic differences in size and complexity. One such ... -
Impact of yellow leaf virus on sugarcane commercial fields
(Springer, 2020-11-17)A survey of Sugarcane yellow leaf virus (SCYLV) was conducted in northern Argentina in 2015 and 2016 using tissue blot immunoassay (TBIA). Results showed plant infection rates of 2.2–86.7% in sugarcane commercial fields ... -
Orthotospovirus disease epidemic: molecular characterization and incidence in peanut crops
(Springer, 2020-10-13)Argentina is one of the main peanut (Arachis hypogaea L.) exporting countries with the major peanut-growing area located in the province of Córdoba. During the 2015–2016 growing season, severe outbreaks of an orthotospovirus-like ... -
High-Throughput Sequencing for Deciphering the Virome of Alfalfa (Medicago sativa L.)
(Frontiers Media, 2020-09-11)Alfalfa (Medicago sativa L.), also known as lucerne, is a major forage crop worldwide. In the United States, it has recently become the third most valuable field crop, with an estimated value of over $9.3 billion. Alfalfa ... -
The Plant Negative-Sense RNA Virosphere: Virus Discovery Through New Eyes
(Frontiers Media, 2020-09-16)The use of high-throughput sequencing (HTS) for virus diagnostics, as well as the importance of this technology as a valuable tool for discovery of novel viruses has been extensively investigated. In this review, we consider ... -
Presencia de hongos de la espiga en híbridos de maíz de Córdoba durante la campaña 2019/20
(Brevant Semillas, 2020-10)La podredumbre de la espiga de maíz causada principalmente por Fusarium spp., Penicillium spp. y Aspergillus spp., provoca disminución de rendimiento y calidad y efectos nocivos en los consumidores del grano por las ... -
Plataforma virtual con información para el manejo de enfermedades de maíz
(Brevant Semillas, 2020-10)A través de un proyecto COFECYT, desde octubre de 2019, se están llevando a cabo acciones tendientes a formar una plataforma virtual con información sobre las diferentes enfermedades del cultivo del maíz para la provincia ... -
Reconocimiento y diferenciación de síntomas indicativos del achaparramiento del maíz (Spiroplasma kunkelii)
(Brevant Semillas, 2020-10)El achaparramiento del maíz es una de las enfermedades de mayor importancia en el norte argentino de los últimos años, pudiendo ocasionar mermas de rendimiento de hasta 70%. Uno de los agentes causales de esta enfermedad ... -
Performance of transgenic maize genotypes against ear caterpillars in Argentina
(Consiglio per la Ricerca in Agricoltura e l'Analisi dell'Economia Agraria, Italia, 2020)Maize (Zea mays L.) is one of the most widely cultivated crops in the world and Argentina is a leading producer worldwide. Lepidopteran pests such as the fall army worm (Spodoptera frugiperda -J. E. Smith-) and the ...