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Mostrando ítems 471-490 de 722

    • Mejora de la detección del patotipo no defoliante de Verticillium dahliae en olivo mediante PCR anidada 

      Rattalino, Donna; Otero, Maria Laura; Moriconi, D.N.; Rivera, P. C (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 ...

    • Meronte de Eimeria spp. en raspado de mucosa intestinal de cabrito con un cuadro de coccidiosis 

      Olmos, Leandro Hipolito; Díaz, Juan P.; Sandoval, Gabriela Virginia; Micheloud, Juan Francisco (Secretaría Académica y de Innovación Educativa, Universidad Nacional del Litoral, 2022-10-29)
      En la fotografía: raspado de mucosa de intestino delgado (post-mortem) de un cabrito de 3 meses de edad teñido con Giemsa (aumento 1000X). La imagen fue obtenida a partir de un brote de coccidiosis ocurrido en un lote de ...

    • Meta‐analysis of fungicide efficacy on soybean target spot and cost–benefit assessment 

      Edwards Molina, Juan Pablo; Paul, Pierce A.; Amorim, Lilian; da Silva, Luis Henrique Carregal Pereira; Siqueri, Fabiano Victor; Borges, Edson Pereira; Campos, H.D.; Nunes Júnior, José; Meyer, Maurício Conrado; Martins, Mônica Cagnin; Balardin, Ricardo Silveiro; Carlin, Valtemir José; Grigolli, José Fernando; Belufi, Luana Maria de Rossi; Godoy, Claudia Vieira (Wiley, 2018)
      Target spot of soybean has spread in Brazil, the southeastern United States and Argentina in the last decade. A collaborative network of field Uniform Fungicide Trials (UFT) in Brazil was created in 2011 to study the target ...

    • Métodos de selección de predictores para la construcción de modelos de riesgo de enfermedad en cultivos a partir de variables climáticas 

      Suarez, Franco; Giannini Kurina, Franca; Bruno, Cecilia Inés; Rodriguez Pardina, Patricia; Gimenez, Maria De La Paz; Reyna, Pablo Gastón; Torrico Ramallo, Ada Karina; Balzarini, Monica (Sociedad Argentina de Informática, 2021-10-18)
      La alta dimensionalidad y la correlación entre las múltiples variables candidatas a predictoras para la estimación de un modelo estadístico capaz de predecir la enfermedad de un cultivo en función del ambiente determina ...

    • Mitogenome and Nuclear-encoded Fungicide-target Genes of Thecaphora frezii - Causal Agent of Peanut Smut 

      Arias, Renee S.; Cazon, Luis Ignacio; Massa, Alicia N.; Scheffler, Brian E.; Sobolev, Victor S.; Lamb, Marshall C.; Duke, Mary V.; Simpson, Sheron A.; Conforto, Erica Cinthia; Paredes, Juan Andrés; Soave, Juan H.; Buteler, Mario I.; Rago, Alejandro Mario (Longdom Publishing, 2019-08-28)
      Background: Thecaphora frezii Carranza and Lindquist causes smut disease in peanut (Arachis hypogaea L.) resulting in up to 35% yield losses. Fungicides have shown ineffective in controlling the disease; whereas research ...

    • Mitovirus and Mitochondrial Coding Sequences from Basal Fungus Entomophthora muscae 

      Nibert, Max L.; Debat, Humberto Julio; Manny, Austin R.; Grigoriev, Igor V.; De Fine Licht, Henrik H. (MDPI, 2019-04-17)
      Fungi constituting the Entomophthora muscae species complex (members of subphylum Entomophthoromycotina, phylum Zoopagamycota) commonly kill their insect hosts and manipulate host behaviors in the process. In this study, ...

    • Molecular characterization of a novel cytorhabdovirus with a unique genomic organization infecting yerba mate (Ilex paraguariensis) in Argentina 

      Bejerman, Nicolas Esteban; Acevedo, Raúl Maximiliano; De Breuil, Soledad; Ruiz, Oscar Adolfo; Sansberro, Pedro Alfonso; Dietzgen, Ralf Georg; Nome Docampo, Claudia; Debat, Humberto Julio (Springer, 2020-04)
      The genome of a novel rhabdovirus was detected in yerba mate (Ilex paraguariensis St. Hil.). The newly identified virus, tentatively named "yerba mate virus A" (YmVA), has a genome of 14,961 nucleotides. Notably, eight ...

    • Molecular characterization of a phytoplasma of the ash yellows group occurring in strawberry (Fragaria x ananassa Duch.) plants in Argentina 

      Fernandez, Franco Daniel; Conci, Vilma Cecilia; Kirschbaum, Daniel Santiago; Conci, Luis Rogelio (2013-01)
      Strawberry (Fragaria x ananassa Duch. cv. Camino Real) plants showing phyllody symptoms were detected in production fields in Bella Vista (Corrientes province, Argentina). DNA from all symptomatic samples analyzed yielded ...

    • Molecular characterization of effector protein SAP54 in Bellis virescence phytoplasma (16SrIII-J) 

      Fernandez, Franco Daniel; Debat, Humberto Julio; Conci, Luis Rogelio (Springer, 2019-06-03)
      Phytoplasmas are wall-less bacteria with a parasitic lifestyle responsible for numerous plant diseases worldwide. Since the introduction of next generation sequencing technologies, genome wide studies of these pathogens ...

    • Molecular characterization of the 5S rDNA non-transcribed spacer and reconstruction of phylogenetic relationships in Capsicum 

      Grabiele, Mauro; Aguilera, Patricia Mabel; Ducasse, Daniel Adrian; Debat, Humberto Julio (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 ...

    • Molecular characterization of the garlic virus B genome and evidence of allexivirus recombination 

      Celli, Marcos Giovani; Perotto, Maria Cecilia; Luciani, Cecilia Elizabeth; Pozzi, Elizabeth Alicia; Conci, Vilma Cecilia (Springer, 2018)
      Molecular characterization is important for differentiating allexiviruses species, since detection by serological methods may be uncertain. Eight different species have been reported as infecting garlic: Garlic virus A, ...

    • Molecular characterization of yerba mate chlorosis-associated virus, a putative cytorhabdvirus infecting yerba mate (Ilex paraguariensis) 

      Bejerman, Nicolas Esteban; De Breuil, Soledad; Debat, Humberto Julio; Miretti, Marcos; Badaracco, Alejandra; Nome Docampo, Claudia (2017-08)
      We present the molecular characterization of a new virus infecting yerba mate (Ilex paraguariensis St. Hil.) in Argentina. Deep sequencing of diseased yerba mate plants showing chlorotic linear patterns, chlorotic rings, ...

    • Molecular detection of Thecaphora frezzi in peanut (Arachis Hypogaea L.) seeds 

      Cazon, Luis Ignacio; Conforto, Erica Cinthia; Fernandez, Franco Daniel; Paredes, Juan Andrés; Rago, Alejandro Mario (2016)
      Thecaphora frezii is the causal agent of peanut smut, important disease in the Argentine production area. The pathogen can be dispersed by kernels, through surface contamination or small lesions. The aim of this work was ...

    • Molecular identification and characterization of two rubber dandelion amalgaviruses 

      Debat, Humberto Julio; Zinan Luo; Iaffaldano, Brian J.; Xiaofeng, Zhuang; Cornish, Katrina (2017-12-05)
      The Amalgaviridae family is composed of persistent viruses that share the genome architecture of Totiviridae and gene evolutionary resemblance to Partitiviridae. A single Amalgavirus genus has been assigned to this family, ...

    • Molecular sequence data of Thecaphora frezii affecting peanut crops in Argentina 

      Conforto, Erica Cinthia; Cazon, Luis Ignacio; Fernandez, Franco Daniel; Marinelli, Adriana; Oddino, Claudio; Rago, Alejandro Mario (Springer, 2013-12)
      In Argentina, Thecaphora frezii is the causal agent of peanut smut, causing severe yield losses in peanut growing areas. In this work sequence data of the large ribosomal subunit (28S rDNA) of four T. frezii specimens from ...

    • Molecular variability of watermelon mosaic virus isolates from Argentina 

      Pozzi, Elizabeth Alicia; Perotto, Maria Cecilia; Bertin, S.; Manglli, A.; Luciani, Cecilia Elizabeth; Conci, Vilma Cecilia; Tomassoli, L. (Springer, 2020-03)
      Watermelon mosaic virus (WMV) is an economically important virus of cucurbit crops in Argentina. The available information on genetic variability must be continuously updated. In this study, we assessed the molecular ...

    • Monitoreo de insectos vectores del mal de Río Cuarto virus en lotes de avena de Córdoba y La Pampa 

      Dumon, Analia Delina; Mattio, Maria Fernanda; Pereyra, Nicolas; Torrico Ramallo, Ada Karina; Ruiz Posse, Agustina María; Donadio, Horacio Raul; Genero, Marcela Iris; Franz, Nestor Osvaldo; Denegri, David; Albarracin, Jorge Omar; Corro Molas, Andres Ezequiel; Guillot Giraudo, Walter; Figueruelo, Andrea Mariana; Moschini, Ricardo; Salomon, Anibal Alejandro; Canale, Alejandra; Gimenez, Maria De La Paz (Asociación Argentina de Fitopatólogos, 2021-09-22)
      Una de las principales causas de los brotes de la enfermedad ocasionada por el Mal de Río cuarto virus está dada por la migración, en altas densidades, de los vectores macrópteros desde cultivos invernales al maíz. Por ...

    • Monitoreo e infectividad natural de insectos vectores del Mal de Río Cuarto Virus (MRCV) en lotes de avena de Córdoba y La Pampa. año 2020 y 2021 

      Dumon, Analia Delina; Mattio, Maria Fernanda; Bariles, J.; Pereyra, N.; Torrico Ramallo, Ada Karina; Ruiz Posse, Agustina María; Donadio, Horacio Raul; Genero, Marcela Iris; Franz, Nestor Osvaldo; Denegri, David; Albarracin, Jorge Omar; Corro Molas, Andres Ezequiel; Guillot Giraudo, Walter; Figueruelo, Andrea Mariana; Moschini, Ricardo; Canale, Alejandra; Gimenez, Maria De La Paz; Salomon, Anibal Alejandro (IPAVE - CIAP, INTA, 2022-07-01)
      En el marco del Proyecto Local-INTA-PL333, cuyo objetivo general es “Implementar un Sistema Alerta Temprana de MRC que aporte información validada para la toma de decisiones de los productores de la zona maicera central”, ...

    • Morfoanatomía foliar y caulinar de Heterophyllaea pustulata (Rubiaceae) 

      Gallardo, Silvana C.; Alemán, María M.; Avilés, Zulma J.; Colque Caro, Luis Adrián; Micheloud, Juan Francisco; Martínez, Olga Gladys (Sociedad Argentina de Botánica, 2019-09)
      Introducción y Objetivos: Heterophyllaea pustulata (Rubiaceae) crece en el noroeste argentino. Tiene importancia ganadera debido a que produce fotosensibilización en el ganado que la consume. Es por ello que se plantea ...

    • Morphological and molecular characterization of a hybrid zone between Prosopis alba and P. nigra in the Chaco region of northwestern Argentina 

      Vega, Carmen Delcira; Teich, Ingrid; Acosta, Maria Cristina; Lopez Lauenstein, Diego; Verga, Anibal; Cosacov, Andrea (JD Sauerlaender's Verlag, 2020-06-26)
      The Gran Chaco is the largest dry forest in South America. One of the key taxa of this biome is the genus Prosopis (Fabaceae) which contains several economically important species. One of the characteristics of this genus ...