Artículos científicos: Recent submissions
Now showing items 61-80 of 251
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2021 Taxonomic update of phylum Negarnaviricota (Riboviria: Orthornavirae), including the large orders Bunyavirales and Mononegavirales
(Springer, 2021-08-31)In March 2021, following the annual International Committee on Taxonomy of Viruses (ICTV) ratification vote on newly proposed taxa, the phylum Negarnaviricota was amended and emended. The phylum was expanded by four families ... -
Bottom-up effect of nitrogen fertilization on the density of the corn leafhopper and its impact on both disease incidence and natural parasitism
(Springer, 2022-04-15)The corn leafhopper Dalbulus maidis is a specialist herbivore that attacks maize in the tropical and subtropical regions of the Americas. It is the vector of three relevant plant pathogens that are responsible for severe ... -
A reference chromosomal map of the hot chili pepper Capsicum pubescens cv. “locoto” (Solanaceae)
(Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2021)Capsicum pubescens is a cultivated hot chili pepper, consumed in Latin American cuisine as a distinctive ingredient, and popularly known as “locoto” or “rocoto”. This taxon is also an outstanding source of resistance to ... -
Molecular characterization of the 5S rDNA non-transcribed spacer and reconstruction of phylogenetic relationships in Capsicum
(Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2021)Capsicum includes ca. 41 species of chili peppers. In this original report we PCR amplified, cloned, sequenced and characterized the 5S rDNA non-transcribed spacer -NTS- in 23 taxa of nine clades of Capsicum, divergent at ... -
Influencia de un complejo viral en rendimiento y contenido de clorofila de dos variedades de batata
(Facultad de Ciencias Agrarias, Universidad Nacional del Litoral, 2022-02-11)Las virosis son la principal limitante del rendimiento de batata, quinto cultivo alimenticio del mundo. En Argentina, el “encrespamiento amarillo” (EA), complejo viral con siete agentes involucrados, causa notables pérdidas ... -
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 ... -
Differential response of maize hybrids to field infection with Aspergillus flavus and aflatoxin accumulation in the Chaco Semi-arid region of Argentina
(Elsevier, 2022-03-08)Maize is affected by Aspergillus flavus and by the contamination of its kernels with aflatoxins, of which AFB1 is the most important. The Chaco Semi-arid is a region of Argentina in which the climate conditions increase ... -
Phytophthora Root Rot: Importance of the Disease, Current and Novel Methods of Control
(MDPI, 2022-02-28)Phytophthora sojae is a pathogen of major agricultural importance, responsible for Phytophthora root rot (PRR) in soybean crops, which can cause significant yield losses each year. The severity of the disease depends on ... -
Screening of chickpea germplasm for Ascochyta blight resistance under controlled environment
(Springer, 2022-01-13)Chickpea is the third most important grain legume in the world after common bean and pea. Ascochyta blight (AB) of chickpea, caused by Ascochyta rabiei, is the most damaging disease of this crop worldwide. Losses may reach ... -
Morphological and molecular characterization, pathogenicity and sexual reproduction of Ascochyta rabiei isolates of chickpea fields in Argentina
(Wiley, 2022-01)Ascochyta blight is one of the most devastating foliar diseases of chickpea. The causal agent, Ascochyta rabiei, is a heterothallic ascomycete and its sexual reproduction depends on the proximate presence of both mating ... -
Distribución y caracterización molecular de los virus SCYLV, SCMV en Saccharum sp. y PRSV-P en Carica papaya en Cuba
(Centro de Investigaciones Agropecuarias, Cuba, 2020-12-09)Entre las enfermedades más importantes en Saccharum sp., se destacan sugarcane yellow leaf virus (SCYLV) y sugarcane mosaic virus (SCMV). En Carica papaya L., papaya ringspot virus (PRSV-P) causa una de las enfermedades ... -
Caracterización del virus de la mancha anular de la papaya, epifitiología y manejo de la enfermedad en Carica papaya L. en Cuba
(Academia de Ciencias de Cuba, 2019)La prospección de plantaciones de papaya reveló que el virus de la mancha anular de la papaya (PRSV) se encuentra ampliamente distribuido en Cuba, con valores de incidencia y severidad elevados. La diversidad de las ... -
Aggressiveness of Cuban Papaya ringspot virus Isolates on Carica papaya L. cv. Maradol Roja under Greenhouse Conditions
(SciTechnol, 2017-04-16)Carica papaya is a major fruit crop in tropical and subtropical regions; however, its production has several constraints. Papaya ringspot virus (PRSV) is the most important pathogen affecting papaya plantations. Symptoms ... -
Caracterización de Xylella fastidiosa a partir de materiales vegetales y cepas aisladas de olivo (Olea europaea L.) e implementación de un sistema de diagnóstico serológico en Argentina
(Ediciones INTA, 2021-12)Xylella fastidiosa está considerada plaga cuarentenaria de importancia global por el grave impacto económico y social que ocasiona en cultivos de importancia agrícola. El objetivo de este trabajo fue aislar y caracterizar ... -
First report of Rice stripe necrosis virus infecting rice in Sierra Leone
(Wiley, 2020-01-29)While Rice stripe necrosis virus (RSNV, Benyvirus, Benyviridae) has been reported on rice plants on two continents, little is known about the diversity of this multipartite virus which is transmitted by the plasmodiophorid ... -
Cassava common mosaic virus infection affects growth and yield components of cassava plants (Manihot esculenta) in Argentina
(Wiley, 2021-11-29)Cassava is an important crop with great economic and social significance in many countries. Most of its biomass is usable: storage roots can be destined for industry or fresh consumption, leaves are a source of protein, ... -
Infection with Spiroplasma kunkelii on temperate and tropical x temperate maize in Argentina and development of a tool to evaluate germplasm
(Springer, 2021-11-30)Corn stunt disease is a disease that extends from the southern United States to Argentina and is one of the most important diseases in warm subtropical areas of the continent, periodically causing yield reductions in maize. ... -
Relationship between incidence and severity of peanut smut and its regional distribution in the main growing region of Argentina
(Springer, 2021-10-20)Peanut smut, caused by the soil-borne pathogen Thecaphora frezii, has increased in incidence in the main Argentinian peanut-growing regions. Smut-affected pod transform the kernel into a mass of teliospores, which survive ... -
Alfalfa mosaic virus (AMV): genetic diversity and a new natural host
(Springer, 2021-10-15)Alfalfa mosaic virus (AMV) is a plant virus belonging to the genus Alfamovirus in the family Bromoviridae. AMV occurs worldwide and is one of the most important viruses affecting a large number of plant species, mainly ... -
Genetic Diversity of Rice stripe necrosis virus and New Insights into Evolution of the Genus Benyvirus
(MDPI, 2021-04-23)The rice stripe necrosis virus (RSNV) has been reported to infect rice in several countries in Africa and South America, but limited genomic data are currently publicly available. Here, eleven RSNV genomes were entirely ...