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Aspergillus fuscicans (Aspergillaceae, Eurotiales), a new species in section Usti from Argentinean semi-arid soil
Romero, Stella Maris; Comerio, Ricardo Mario; Barrera, Viviana Andrea; Romero, Andrea Irene (2018-03)Aspergillus fuscicans, a new species within Aspergillus section Usti from Argentinean semi-arid soil is introduced. Molecular, morphological and physiological studies were conducted, based on sequence analysis of partial ... -
Biocontrol con Trichoderma spp. de Fusarium oxysporum causal del “mal de almácigos” en pre y post emergencia en cebolla
Sánchez, Aixa D.; Barrera, Viviana Andrea; Reybet, Graciela E.; Sosa, M. Cristina (Universidad Nacional de La Plata, 2015)En Argentina, la “podredumbre basal” y el “mal de almácigos” causados por el complejo Fusarium spp. constituyen uno de los problemas más serios en cebolla. En este trabajo se estudió el uso de especies del género Trichoderma ... -
Carbon-substrate utilization profiles by Cladorrhinum (Ascomycota)
Barrera, Viviana Andrea; Martin, Mara Edith; Aulicino, Mónica; Martínez, Sofía; Chiessa, Guido; Saparrat, Mario Carlos Nazareno; Gasoni, Amelia (Asociación Argentina de Microbiología, 2019-04)Fungi from the genus Cladorrhinum (Ascomycota) are promising agents in the biocontrol of phytopathogens, in the promotion of plant growth, and in the production of enzymes with technological application. We analyzed ... -
Checklist of the Discomycetes (Fungi) of Patagonia, Tierra del Fuego and adjacent antarctic areas
Gamundi, Irma Josefa; Minter, David W.; Romero, Andrea Irene; Barrera, Viviana Andrea; Giaiotti, Andreina L.; Messuti, Maria Ines; Stecconi, Marina (Instituto de Botánica Darwinion, 2004)Information about fungi of the orders Cyttariales, Helotiales, Ostropales, Pezizales, Rhytismatalesand Thelebolales (Discomycetes) collected in Patagonia, Tierra del Fuego and adjacent antarctic areas(Patagonia), and ... -
Defensa en plantas contra fitopatógenos
Gochez, Alberto Martin; Gasoni, Amelia Laura; Haelterman, Raquel Mercedes; Barrera, Viviana Andrea; Truol, Graciela Ana Maria; Perez, Beatriz Alida (Ediciones INTA, 2015)Se presentan en este libro los avances logrados en diferentes líneas de investigación que componen el Proyecto Específico PNPV1135024 del Programa Nacional de Protección Vegetal del INTA. El eje principal de este proyecto, ... -
Factores extrínsecos e intrínsecos asociados a poblaciones fúngicas micotoxigénicas de granos de maíz (Zea mays L.) almacenados en silos bolsa en Argentina = Extrinsic and intrinsic factors associated with mycotoxigenic fungi populations of maize grains (Zea mays L.) stored in silobags in Argentina
Castellari, Claudia Carla; Cendoya, María Gabriela; Marcos Valle, Facundo J.; Barrera, Viviana Andrea; Pacin, Ana Maria (Asociación Argentina de Microbiología, 2015-10)Con el objeto de caracterizar las poblaciones fúngicas, en particular las especies potencialmente micotoxigénicas, que pueden contaminar los granos de maíz almacenados en silos bolsa con un contenido de humedad superior ... -
Molecular identification and pathogenicity of Rhizoctonia spp. from tobacco growing areas in northwestern Argentina
Mercado Cardenas, Guadalupe Eugenia; Galvan, Marta Zulema; Barrera, Viviana Andrea; Rodriguero, Marcela Silvina; Carmona, Marcelo Anibal; March, Guillermo Juan; Ramallo, Ana C.; Shew, H. David (2015-06)In Argentina, more than 60 % of the tobacco crops are grown in the northwestern part of the country and where Rhizoctonia solani leads to a reduction in crop yield and quality. In this study, 35 isolates of Rhizoctonia ... -
Nuclear acridine orange fluorescence in Rhizoctonia isolates from rice
Barrera, Viviana Andrea; Gutierrez, Susana; Cúndom, María Águeda; Gasoni, Amelia Laura (2015-04-01)The genus Rhizoctonia DC (1805) has long been studied as an important soilborne pathogen that causes a wide variety of symptoms because it is a non-specialized pathogen3. Rhizoctonia sensu lato is characterized by the lack ... -
Species diversity of Cladorrhinum in Argentina and description of a new species, Cladorrhinum australe
Carmaran, Cecilia Cristina; Berretta, Marcelo Facundo; Martinez, Sofía Inés; Barrera, Viviana Andrea; Munaut, Françoise; Gasoni, Amelia Laura (Springer, 2015-10)The genus Cladorrhinum constitutes a fungal group of prime importance for agriculture and livestock, since some species have biocontrol potential or were shown to promote plant growth and to produce phytases, which are ... -
Talaromyces systylus, a new synnematous species from Argentinean semi-arid soil
Romero, Stella Maris; Romero, Andrea Irene; Barrera, Viviana Andrea; Comerio, Ricardo Mario (2016)The discovery of an interesting new synnematous Talaromyces species from Argentinean semi-arid soil has enlarged the number of synnema-producing species. Talaromyces systylus sp. nov. is characterized by the production of ...