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Mostrando ítems 21-40 de 82

    • Detection and molecular characterization of a phytoplasma affecting Prunus persica L. in Jujuy, Argentina 

      Fernandez, Franco Daniel; Guzman, Fabiana; Curzel, Viviana; Bejarano, Noemí; Conci, Luis Rogelio (Springer, 2013-04)
      Peach (Prunus persica L.) plants with symptoms of yellowing, reddening, curling and leaf necrosis, premature defoliation and internode shortening were observed in production fields in Jujuy province (Argentina). A phytoplasma ...

    • Distinct strains of the re-emergent Cassava common mosaic virus (genus: Potexvirus) infecting cassava in Argentina 

      Zanini, Andrea Alejandra; Cuellar, Wilmer J.; Celli, Marcos Giovani; Luque, Andres Vicente; Medina, Ricardo Daniel; Conci, Vilma Cecilia; Di Feo, Liliana Del Valle (Wiley, 2018-10)
      Cassava common mosaic disease (CCMD) has been reported in all regions where cassava is grown in the Americas and the causal agent, Cassava common mosaic virus (CsCMV), has been identified as a mechanically transmitted ...

    • Draft genome sequence data of Nothopassalora personata, peanut foliar pathogen from Argentina 

      Monguillot, Joaquín Humberto; Arias, Renee S.; Orner, Valerie A.; Massa, Alicia N.; Sobolev, Victor S.; Bernanrdi Lima, Nelson; Paredes, Juan Andrés; Oddino, Claudio; Carmona, Marcelo; Conforto, Erica Cinthia (Elsevier, 2024-04)
      Late leaf spot (LLS) caused by the Ascomycete Nothopassalora personata (N.p.) (Syn. Cercosporidium personatum) is the main foliar disease of peanuts in Argentina and in peanut producing areas of the world, causing up to ...

    • Draft Genome Sequence of " Candidatus Phytoplasma pruni" (X-Disease Group, Subgroup 16SrIII-B) Strain ChTDIII from Argentina 

      Fernandez, Franco Daniel; Zübert, Christina; Huettel, Bruno; Kube, Michael; Conci, Luis Rogelio (American Society for Microbiology, 2020-08-24)
      Herein, we report the draft genome sequence of “Candidatus Phytoplasma pruni” strain ChTDIII (subgroup 16SrIII-B). The final assembly consists of 790,517 nucleotides organized in 67 contigs (minimal size, 1 kb), with a G+C ...

    • Efecto de la agriculturización sobre la calidad biológica del suelo 

      Serri, Dannae Lilia; Boccolini, Monica Fabiola; Oberto, Rodrigo Sebastian; Chavarria, Diego; Bustos, Ana Natalia; Vettorello, Cecilia; Apezteguía, Hernán; Miranda, Julio; Alvarez, Carolina; Galarza, Carlos Martin; Chiófalo, Sergio; Manrique, Marcela; Sueldo, Romina; Fernandez Belmonte, María Cecilia; Mattalia, Laura; Cholaky, Carmen; Vargas Gil, Silvina (Asociación Argentina Ciencias del Suelo, 2018-08-25)
      En la región Pampeana Argentina, la simplificación de los agroecosistemas ha ocasionado la disminución de los servicios ecosistémicos, resultando en la pérdida de recursos, y afectando la calidad del suelo. Nuestro objetivo ...

    • Efectos del herbicida glifosato sobre la estructura y el funcionamiento de comunidades microbianas de dos suelos de plantaciones de olivo 

      Bórtoli, Paula V.; Verdenelli, Romina Aylén; Conforto, Erica Cinthia; Vargas Gil, Silvina; Meriles, José M. (Asociación Argentina de Ecología, 2012-04-01)
      Los herbicidas pueden alterar la estructura y el funcionamiento del suelo mediante efectos directos sobre varios componentes de su microbiota. Muchos autores han encontrado un efecto perjudicial del glifosato sobre la ...

    • Efficacy of fungicides against peanut smut in Argentina 

      Paredes, Juan Andrés; Cazon, Luis Ignacio; Oddino, Claudio; Monguillot, Joaquin Humberto; Rago, Alejandro Mario; Edwards Molina, Juan Pablo (Elsevier, 2020-09-28)
      Peanut smut, caused by Thecaphora frezii, increased its incidence and prevalence in the main growing region of Argentina in the last decade becoming the main peanut disease. Despite this fact, growers continue producing ...

    • Estado actual de la sanidad del cultivo de maíz en Argentina 

      Barontini, Javier Miguel; Raspanti, Jorge Gabriel; Maurino, Maria Fernanda; Ferrer Lanfranchi, Mariana; Laguna, Irma Graciela; Gimenez, Maria De La Paz (Asociación Argentina de Productores en Siembra Directa, 2015-02-06)
      En el país, un factor relevante para la difusión de las enfermedades en el maíz lo constituye el desarrollo y adopción de nuevos escenarios tecnológicos productivos con la incorporación masiva de sistemas de labranza que ...

    • Evaluación de la técnica de amplificación por recombinasa y polimerasa (RPA) para la detección de begomovirus presentes en cultivos de soja y poroto en Argentina = Evaluation of the RPA technique for the detection of begomoviruses present in soybean and bean crops in Argentina 

      Reyna, Pablo Gastón; Rodriguez Pardina, Patricia (Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2018)
      Los métodos tradicionales de diagnóstico son inespecíficos para la identificación de begomovirus. Actualmente se usan técnicas moleculares, que requieren equipamientos sofisticados o procedimientos complejos. La técnica de ...

    • Evolution of SARS-CoV-2 during the first year of the COVID-19 pandemic in Northwestern Argentina 

      Zambrana Montaño, Romina; Culasso, Andrés Carlos Alberto; Fernandez, Franco Daniel; Marquez, Nathalie; Debat, Humberto Julio; Salmerón, Mariana; Zamora, Ana María; Ruíz de Huidobro, Gustavo; Costas, Dardo; Alabarse, Graciela; Charre, Miguel Alejandro; Fridman, Ariel David; Mamani, Claudia; Vaca, Fabiana; Maza Diaz, Claudia; Raskovsky, Viviana; Lavaque, Esteban; Lesser, Veronica; Cajal, Pamela; Agüero, Fernanda; Calvente, Cintia; Torres, Carolina; Viegas, Mariana (Elsevier, 2022-09-28)
      Studies about the evolution of SARS-CoV-2 lineages in different backgrounds such as naive populations are still scarce, especially from South America. This work aimed to study the introduction and diversification pattern ...

    • Exploring species composition and population dynamics of thrips (Thysanoptera: Thripidae) in peanut crops in Argentina 

      De Breuil, Soledad; Giudici, Albano Cesar; La Rossa, Francisco Ruben; Baldessari, Jorge Javier; Bejerman, Nicolas Esteban; Giolitti, Fabian; Lenardon, Sergio Luis (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 ...

    • First biological data of Ceresa nigripectus [Hemiptera:Membracidae], a common treehopper on alfalfa crops in Argentina 

      Perez Grosso, Tomas; Conci, Luis Rogelio; Saavedra Pons, Amalia Beatriz; Marino, Ana María; Virla, Eduardo G. (2014-12)
      Alfalfa (Medicago sativa L.; Fabaceae) is essential for argentinean agricultural development, but diseases like “witches´ broom», caused by the ArAWB phytoplasma, are limiting factors for the production of this crop. ...

    • First report of a ‘Candidatus phytoplasma pyri’ strain in Argentina 

      Fernandez, Franco Daniel; Marini, Diana Beatriz; Farrando, Roberto Jes; Conci, Luis Rogelio (Springer, 2017-12)
      During the 2015 growing season, peach plants (Prunus persica) showing chlorotic, curling leaves and midrib thickening were detected in production fields in Mendoza province (Midwest region, Argentina). These symptoms ...

    • First Report of Anthracnose of Olive Fruit Caused by Colletotrichum theobromicola in Argentina 

      Bernanrdi Lima, Nelson; Pastor, Silvina Estela; Maza, Claudia Elizabeth; Conforto, Erica Cinthia; Vargas Gil, Silvina; Roca, Monica (American Phytopathological Society, 2020-01-31)
      The olive (Olea europaea L.), family Oleaceae, is an important crop in Argentina, mainly in the production of olive oils and table olives. In the country, that economic loss to the olive industry caused by anthracnose is ...

    • First report of Berkeleyomyces basicola (synonymous: Thielaviopsis basicola) on roots of sweet potato (Ipomoea batatas (L.) Lam) in Argentina 

      Martino, Julia Andrea; Di Feo, Liliana Del Valle; Paccioretti, Mauro Andres; Contardi, Clara Adriana; Sanchez, Miguel Alejandro; Ortega, Leandro Ismael; Pastor, Silvina Estela (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 ...

    • First report of Cymbidium mosaic virus and Odontoglossum ring spot virus in Argentina 

      Cánovas, Silvina Edith; Ballari, María Celeste; Nome Docampo, Claudia (Springer, 2016-09)
      Oncidium Sharry Baby orchids from nursery greenhouses in Buenos Aires, Argentina with viral symptoms were processed for transmission electron microscope observations. Two types of viral particles, morphologically different, ...

    • First report of grapevine Pinot gris virus infecting grapevine in Argentina 

      Debat, Humberto Julio; Luna,Facundo; Moyano, Sabrina Noé; Zavallo, Diego; Asurmendi, Sebastian; Gomez Talquenca, Gonzalo (Springer, 2020-07)
      Fourteen viruses have been associated to grapevine in Argentina (Debat et al. 2020; Luna et al. 2019). Grapevine Pinot gris virus (family Betaflexiviridae; genus Trichovirus, GPGV) was originally described in Italy and ...

    • First report of johnsongrass mosaic virus in Argentina 

      Trucco, Veronica Milagros; Cabrera Mederos, Dariel; Lenardon, Sergio Luis; Giolitti, Fabian (2019-11-21)
      Potyviruses are responsible for important economic losses in maize crop. This work reports the detection of johnsongrass mosaic virus, a potyvirus affecting maize in Argentina. Electron microscopy studies, mechanical ...

    • First report of Maize striatemosaic virus, a mastrevirus infecting Zea mays in Argentina 

      Ruiz Posse, Agustina María; Fernandez, Franco Daniel; Reyna, Pablo Gastón; Nome Docampo, Claudia; Torrico Ramallo, Ada Karina; Gimenez Pecci, María De La Paz; Rodriguez Pardina, Patricia (Wiley, 2023-06-23)
      During 2021, sweet corn plants cultivated for human consumption in a 400-ha area in Santa Fe province, Argentina, showed severe virus-like symptoms, including marked dwarfism, plant deformation, nerval or internerval vein ...

    • First report of Papaya ringspot virus infecting Carica papaya in Argentina 

      Cabrera Mederos, Dariel; Dal Zotto, Angelica; Galdeano, E.; Portal, O.; Giolitti, Fabian (Dipartimento di Scienze del Suolo, della Pianta e degli Alimenti, Università di Bari, 2016-06-20)
      Papaya plants (Carica papaya L.) with severe leaf mosaic and deformation symptoms were observed and collected in the Formosa, Corrientes and Misiones provinces of northern Argentina. These symptoms were similar to those ...