Listar Instituto de Patología Vegetal por fecha de publicación
Mostrando ítems 221-240 de 399
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Presence of both mating types of Ascochyta rabiei in Argentina suggests potential for sexual reproduction
(Springer, 2020-11-15)The presence of both mating types was tested for in twelve isolates of Ascochyta rabiei in Argentina. A MATspecific PCR assay was performed. Nine of these isolates were identified as MAT1–1 and three of them MAT1–2. This ... -
Early detection of Ascochyta blight (Ascochyta rabiei) of chickpea by traditional PCR
(Elsevier, 2020-11-16)Ascochyta blight is the major disease affecting chickpea (Cicer arietinum) around the world. Since the first report of Ascochyta rabiei's isolation in Argentina in 2012, the pathogen has caused severe economic losses in ... -
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 ... -
Uso de extractos vegetales en la transición agroecológica: ensayos participativos con extracto de ajo para manejo de insectos en lechuga
(SOCLA, 2020-11-25)Los extractos vegetales (EV) se proponen como una herramienta para la transición tecnológica y cultural de sistemas productivos convencionales a agroecológicos. En este trabajo se analiza el efecto del extracto de ajo ... -
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 ... -
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 ... -
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 ... -
Biological and molecular characterization of bean bushy stunt virus, a novel bipartite begomovirus infecting common bean in northwestern Argentina
(Springer, 2021-02-28)Common bean plants (Phaseolus vulgaris L.) showing different virus-like symptoms were collected in northwestern Argentina. Dot-blot hybridization tests showed that the begomoviruses bean golden mosaic virus and tomato ... -
Changing scientific meetings for the better
(Nature Research, 2021-03-15)Scientific conferences are important avenues for researchers to share and discuss research findings, to exchange ideas and insights, and to network for collaboration and career development. Organizing inclusive and useful ... -
Macrophomina phaseolina: General Characteristics of Pathogenicity and Methods of Control
(Frontiers Media, 2021-04-22)Macrophomina phaseolina is a generalist soil-borne fungus present all over the world. It cause diseases such as stem and root rot, charcoal rot and seedling blight. Under high temperatures and low soil moisture, this fungus ... -
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 ... -
Exploring species composition and population dynamics of thrips (Thysanoptera: Thripidae) in peanut crops in Argentina
(Springer, 2021-04-26)Thrips (Thysanoptera: Thripidae) are major pests of peanut (Arachis hypogaea L.). They cause feeding damage and indirect injuries transmitting plant viruses. In Argentina, peanut is commonly affected by thrips. The crop ... -
Anthracnose on alfalfa caused by Colletotrichum americae-borealis in Córdoba province, Argentina
(Elsevier, 2021-06-06)Alfalfa is an important forage crop in Argentina, with a large area dedicated to its cultivation. However, plant diseases are a common cause of loss because they limit productivity and reduce forage quality. Anthracnose, ... -
Biological, Molecular and Phiysiological Characterization of Four Soybean mosaic virus Isolates Present in Argentine Soybean Crops
(BioRxiv, 2021-06-10)Soybean mosaic virus (SMV) causes systemic infections in soybean plants, leading to chlorotic mosaic and producing significant yield losses. The virus is widely distributed in all soybean production areas in the world. In ... -
Relevamiento Preliminar de Variedades Comerciales y Experimentales de Arroz con Presencia de Polymyxa graminis
(Universidad Nacional del Nordeste, 2021-06-17)En Argentina, Maurino et al 2018 detectaron a Rice Stripe Necrosis Virus ( agente causal de la enfermedad viral denominada entorchamiento del arroz” Por su parte, Cúndom et al 2018 detectaron la presencia del hongo vector ... -
Determinación de patotipos de Verticillium dahliae Kleb. provenientes de las regiones olivícolas del centro y oeste de Argentina y pruebas de virulencia en algodón
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2021-06-30)La verticilosis causada por el hongo habitante de suelo Verticillium dahliae Kleb. es una enfermedad que afecta el cultivo del olivo (Olea europaea L.) y algodón (Gossypium hirsutum L.), entre otros. De acuerdo a su ... -
Mejora de la detección del patotipo no defoliante de Verticillium dahliae en olivo mediante PCR anidada
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2021-06-30)La olivicultura está afectada por un síndrome que genera marchitez en la copa del árbol. Uno de los microorganismos responsables es el hongo Verticillium dahliae, que provoca la enfermedad denominada verticilosis del olivo ... -
Illuminating the Plant Rhabdovirus Landscape through Metatranscriptomics Data
(MDPI, 2021-07-05)Rhabdoviruses infect a large number of plant species and cause significant crop diseases. They have a negative-sense, single-stranded unsegmented or bisegmented RNA genome. The number of plant-associated rhabdovirid sequences ... -
First report of Berkeleyomyces basicola (synonymous: Thielaviopsis basicola) on roots of sweet potato (Ipomoea batatas (L.) Lam) in Argentina
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2021-07-07)Symptomatic sweet potato cv Arapey INIA samples were collected from a commercial production field in Colonia Molina, Guaymallén department, Mendoza province, Argentina. They showed dark rounded lesions, sometimes coalescing ... -
Hongos de podredumbre de la espiga en maíz, en Santiago del Estero y Chaco
(Asociación Argentina de Productores en Siembra Directa, 2021-07-26)Argentina se encuentra entre los lideres mundiales en producción de maíz, ocupando el sexto lugar como productor con alrededor de 60 millones de toneladas y oscila entre el tercero y cuarto como exportador ( MAGyP. 2020)