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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 ... -
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 ... -
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 N.; 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 ... -
Genetics and mapping of a new anthracnose resistance locus in Andean common bean Paloma
Castro, Sandra Aparecida de Lima; Gonçalves-Vidigal, Maria Celeste; Gilio, Thiago Alexandre Santana; Lacanallo, Giselly Figueiredo; Valentini, Giseli; Martins, Vanusa da Silva Ramos; Qijian, Song; Galvan, Marta Zulema; Hurtado-Gonzales, Oscar P.; Pastor-Corrales, Marcial Antonio (2017-04)Background: The Andean cultivar Paloma is resistant to Mesoamerican and Andean races of Colletotrichum lindemuthianum, the fungal pathogen that causes the destructive anthracnose disease in common bean. Remarkably, Paloma ... -
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 N.; 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 ... -
Molecular, morphological and pathogenic diversity of Sclerotinia sclerotiorum isolates from common bean (Phaseolus vulgaris) fields in Argentina
Aban, Carla Luciana; Taboada, Gisel María; Spedaletti, Yamila Andrea; Aparicio, Maria Cecilia; Curti, Ramiro Nestor; Casalderrey, Norma Beatriz; Maggio, Maria Elisa; Chocobar, Mario Osvaldo; Salgado, M.; Galvan, Marta Zulema (2018)White mould, caused by Sclerotinia sclerotiorum, is one of the most threatening fungal diseases occurring across major bean production regions worldwide. In Argentina, under favourable weather conditions, up to 100% seed ... -
Population Structure and Genetic Diversity in Sweet Cassava Cultivars from Paraná, Brazil
Ortiz, Alex Henrique Tiene; Rocha, Vanesca Priscila Camargo; Moiana, Leonel Domingos; Vidigal, Maria Celeste Gonçalves; Galvan, Marta Zulema; Vidigal Filho, Pedro Soares (Springer, 2016-12)The objectives of the present study were to assess the population structure and genetic diversity in traditional sweet cassava cultivars collected in “backyard” cultivations in the municipalities of Maringá, Cianorte, and ... -
Population structure of the fungus Sclerotinia sclerotiorum in common bean fields of Argentina
Aban, Carla Luciana; Taboada, Gisel María; Spedaleti, Yamila Andrea; Maita, Efraín; Galvan, Marta Zulema (Springer, 2021-05)S. sclerotiorum is the causal agent of the white mould disease on common bean crops, one of the most threatening fungal diseases occurring across major bean production regions. Currently, there are no commercial cultivars ... -
Relationship between microbial functions and community structure following agricultural intensification in South American Chaco
Perez Brandan, Carolina; Huidobro, Dina Jorgelina; Galvan, Marta Zulema; Vargas Gil, Silvina; Meriles, Jose Manuel (Czech Academy of Agricultural Sciences, 2016-07)Intensification of agricultural systems through the use of intensive agriculture and the advance of deforestation have led to a decrease of soil biological quality. Soil functional and structural microbiota are sensitive ... -
Survey for major grapevine viruses in commercial vineyards of Northwestern Argentina
Rivadeneira, Monica; Galvan, Marta Zulema; Aban, Marina Paola; Semke, Rosa Elena; Rivadeneira, Josefina; Lanza Volpe, Melisa; Gomez Talquenca, Gonzalo (MDPI, 2022-08-02)This study aimed to survey the occurrence of eight grapevine viruses in commercial vine yards located in the Calchaquíes Valleys in the northwest region of Argentina. A total of 103 samples of mature canes of vines showing ...