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Aspectos biológicos y epidemiológicos de enfermedades del tabaco causadas por Rhizoctonia solani, en el noroeste argentino
Mercado Cardenas, Guadalupe Eugenia (Escuela para Graduados Ing. Agr. Alberto Soriano, Facultad de Agronomía, Universidad de Buenos Aires, 2015-12-09)Las enfermedades en tabaco (Nicotiana tabacum L.), causadas por Rhizoctonia solani Künh, y en importancia de prevalencia la podredumbre radicular, son las enfermedades que causan mayores pérdidas en la producción. Cuanto ... -
Bovine diplodiosis in northwestern Argentina: description of three outbreaks
Ruiz, Álvaro Francisco; Mercado Cardenas, Guadalupe Eugenia; Medina, Diego Martín Nicolás; Colque Caro, Luis Adrián; Avellaneda Cáceres, Agustín; Aguirre Castro, Laura Sabrina; Sandoval, Gabriela Virginia; Singh Ruiz, Jeremias Dan; Micheloud, Juan Francisco (Ediciones INTA, 2025-04)Diplodiosis, which is caused by Stenocarpella maydis, has emerged as a significant issue in Argentina, affecting cattle primarily in provinces like Buenos Aires, La Pampa, Santa Fe, and Córdoba. This work aims to document ... -
Characterization of Fusarium species associated with tobacco diseases in Northwestern Argentina
Berruezo, Lorena Andrea; Mercado Cardenas, Guadalupe Eugenia; Harries, Eleonora Del Milagro; Stenglein, Sebastian Alberto; Curti, Ramiro Nestor; Rodriguero, Marcela Silvina; Galvan, Marta Zulema (2018-08)Tobacco (Nicotiana tabacum L.) production is centred in the northwestern region of Argentina (NWA), where the incidence of root rot and stem diseases has increased considerably in recent years. This study aimed to analyse ... -
Diversidad y abundancia de trips (Insecta Thysanoptera) asociados a tres momentos fenológicos del cultivo de tabaco (Nicotiana tabacum) en Salta y Jujuy (Argentina)
Baldiviezo, Linda Vanesa; Zamar, María Inés; Berruezo, Lorena Andrea; Renfijes, Julio David; Plaza, Graciela Soledad; González, Fernando David; Mercado Cardenas, Guadalupe Eugenia (Sociedad Entomológica Argentina, 2025-09-02)Los trips son artrópodos plaga que afectan la producción de tabaco en el noroeste argentino. Su control es crucial para optimizar el rendimiento y evitar daños, además de su rol como vectores de tospovirus. El objetivo de ... -
Evaluation of tolerance to Fusarium oxysporum and Fusarium solani in Virginia-type tobacco (Nicotiana tabacum L.) varieties under controlled conditions in Northwestern Argentina
Berruezo, Lorena Andrea; Harries, Eleonora Del Milagro; Galvan, Marta Zulema; Stenglein, Sebastian Alberto; Mercado Cardenas, Guadalupe Eugenia (Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2021-12)The production of tobacco (Nicotiana tabacum L.) in Argentina is centered in the northwestern region (NWA), where the incidence of root rots and stem diseases caused by Fusarium spp. has increased considerably in recent ... -
Genetic characterization and pathogenicity of Rhizoctonia solani associated with common bean web blight in the main bean growing area of Argentina
Spedaletti, Yamila Andrea; Aparicio Gonzalez, Monica Alicia; Mercado Cardenas, Guadalupe Eugenia; Rodriguero, Marcela Silvina; Taboada, Gisel María; Aban, Carla Luciana; Sühring, Silvia Susana; Vizgarra, Oscar Nicéforo; Galvan, Marta Zulema (2016-12)Common bean web blight (WB), caused by the fungus Rhizoctonia solani (teleomorph Thanatephorus cucumeris), is among the endemic fungal diseases of major impact in north‐western Argentina (NWA). This study aimed to analyse ... -
Influence of cover crop utilization on weed seed bank in soils of the Lerma Valley, Salta
Berruezo, Lorena Andrea; Toffoli, Lucia Mercedes; Harries, Eleonora; Plaza, Graciela Soledad; Chocobar, Mario Alejandro; Renfijes, Julio David; Mercado Cardenas, Guadalupe Eugenia (2024-10)The systematic use of cover crops (CC) can reduce weed density and biomass within the integrated crop management. Information on weed control by the effect of CC in the Lerma Valley is currently scarce. The objective ... -
Molecular identification and pathogenicity of 'Rhizoctonia' spp. recovered from seed and soil samples of the main bean growing area of Argentina
Spedaletti, Yamila Andrea; Mercado Cardenas, Guadalupe Eugenia; Taboada, Gisel María; Aban, Carla Luciana; Aparicio Gonzalez, Monica Alicia; Rodriguero, Marcela Silvina; Vizgarra, Oscar Nicéforo; Sühring, Silvia Susana; Galindez, Guadalupe; Galvan, Marta Zulema (2017-08)The objective of this study was to perform the molecular and pathogenic characterization of Rhizoctonia solani in bean seed and soil samples from fields with root rot symptoms in northwestern Argentina. Fifty-two Rhizoctonia ... -
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 Carolina; 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 ... -
Potencial sinergia de fomesafen y fertilización foliar en el control de Tithonia tubaeformis en poroto
Berruezo, Lorena Andrea; Lopez Spahr, Diego; Toffoli, Lucia Mercedes; Harries, Eleonora Del Milagro; Brizuela, Pedro Gaston; Plaza, Graciela Soledad; Renfijes, Julio David; González, Fernando David; Mercado Cardenas, Guadalupe Eugenia (Asociación Argentina de la Ciencia de las Malezas (ASACIM), 2025-12)La producción de poroto en la Argentina se concentra en el Noroeste. Últimamente, se detectaron lotes con alta infestación de Tithonia tubaeformis (pasto o yuyo cubano), que constituye un problema de manejo complejo. Los ...