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A fungal protease named AsES triggers antiviral immune responses and effectively restricts virus infection in arabidopsis and Nicotiana benthamiana plants
Caro, Maria Del Pilar; Venturuzzi, Andrea Laura; Moschen, Sebastian Nicolas; Salazar, Sergio Miguel; Díaz Ricci, Juan Carlos; Asurmendi, Sebastian (Oxford University Press, 2022-04)Background and Aims: Plants have evolved complex mechanisms to fight against pathogens. Among these mechanisms, pattern-triggered immunity (PTI) relies on the recognition of conserved microbe- or pathogen-associated molecular ... -
A strawberry disease caused by Acremonium strictum
Racedo, Josefina; Salazar, Sergio Miguel; Castagnaro, Atilio Pedro; Diaz Ricci, Juan Carlos (Springer, 2013-12)We report Acremonium strictum as the causal agent of a new disease in strawberry plants (Fragaria x ananassa Duch.) in the Northwest of Argentina. Both the structure of conidiophores and the sequence spanning the internal ... -
Advances in characterization and epidemiology of strawberry viruses and phytoplasmas in Argentina
Conci, Vilma Cecilia; Luciani, Cecilia Elizabeth; Merino, M.C.; Celli, Marcos Giovani; Perotto, Maria Cecilia; Torrico Ramallo, Ada Karina; Pozzi, Elizabeth Alicia; Strumia, Gisella; Dughetti, Arturo Carlos; Asinari, Florencia; Conci, Luis Rogelio; Fernandez, Franco Daniel; Salazar, Sergio Miguel; Meneguzzi, Natalia; Kirschbaum, Daniel Santiago (2017-04)The presence of systemic pathogens, such as viruses and phytoplasmas, in strawberry plants is the usual situation worldwide. More than 20 virus species and 6 phytoplasmas 16Sr groups have been cited infecting strawberries ... -
AsES elicitor induces ethylene production, accelerates ripening, and prevents Botrytis cinerea rot in strawberry fruit
Perato, Silvia Marisa; Furio, Ramiro Nicolas; Tomas-Grau, Rodrigo H.; Salazar, Sergio Miguel; Díaz Ricci, Juan Carlos; Martinez Zamora, Martin Gustavo (Springer, 2022-07)AsES (Acremonium strictum Elicitor Subtilisin) is a fungal subtilase that induces a defense response in Arabidopsis thaliana and in many commercial crops. Recently, we demonstrated that AsES is also able to accelerate ... -
Avirulent strain of Colletotrichum induces a systemic resistance in strawberry
Salazar, Sergio Miguel; Grellet Bournonville, Carlos Froilan; Chalfoun, Nadia Regina; Castagnaro, Atilio Pedro; Diaz Ricci, Juan Carlos (Springer, 2013-04)Strawberry plants exposed to an avirulent isolate of Colletotrichum fragariae acquired strong resistance against a virulent strain of C. acutatum. Biochemical, morphological and molecular markers indicated that the strong ... -
Biological control of strawberry grey mold disease caused by Botrytis cinerea mediated by Colletotrichum acutatum extracts
Tomas-Grau, Rodrigo H.; Hael Conrad, Veronica; Requena-Serra, F.J.; Perato, Silvia Marisa; Caro, María del Pilar; Salazar, Sergio Miguel; Díaz Ricci, Juan Carlos (Springer, 2020-02)Despite the negative impact on human, animal and environmental health, synthetic fungicides are the most common agrochemicals used to control Botrytis cinerea, the causal agent of grey mold disease. Strawberry plants are ... -
Brassinosteroid Applications Enhance the Tolerance to Abiotic Stresses, Production and Quality of Strawberry Fruits
Furio, Ramiro Nicolas; Salazar, Sergio Miguel; Mariotti Martinez, Jorge Alberto; Martinez Zamora, Martin Gustavo; Coll, Yamilet; Díaz Ricci, Juan Carlos (MDPI, 2022-07)Brassinosteriods (BRs) have increasingly been used to improve the yields and quality of various crops. In this work we studied the effect of two brassinosteroids, BB16 and EP24, on the growth promotion of Fragaria ananassa ... -
Brassinosteroids promote growth, fruit quality and protection against Botrytis on Fragaria x ananassa
Furio, Ramiro Nicolás; Salazar, Sergio Miguel; Martínez Zamora, Martín Gustavo; Coll, Yamilet; Hael-Conrad, Verónica; Díaz Ricci, Juan Carlos (Springer, 2019-02-23)Brassinosteroids (BRs) are steroidal compounds involved in plant growth and development. The aim of this work was to evaluate the effect of 24-epibrassinolide (EP24) and a brassinosteroid spirostanic analogue DI-31 (BB16) ... -
Caracterización de Acidovorax avenae en el agroecosistema caña de azúcar. Estudios moleculares y análisis de secuencias relacionadas con la respuesta a estría roja en genotipos diferenciales
Fontana, Paola Daniela (Universidad Nacional de Tucumán, 2018)En Argentina, la actividad cañera está concentrada en la región noroeste (98%), y representa la segunda actividad económica y social más importante, influyendo en la historia política y económica de toda la región. La ... -
Caracterización morfológica, cultural y molecular de aislados de Macrophomina phaseolina de España y Argentina
Viejobueno, Josefina; Medina, J.J.; Aguado, Ana; Camacho, María; Camacho-Sánchez, Miguel; Salazar, Sergio Miguel; Santos, Berta de los (Sociedad Española de Ciencias Hortícolas, 2019-05)Macrophomina phaseolina es un hongo de suelo necrotrófico, agente causal de la podredumbre carbonosa de raíz y corona que afecta a más de 500 especies de plantas. El objetivo del presente trabajo fue caracterizar morfológica, ... -
Caracterización morfológica, cultural y molecular de aislamientos de Macrophomina phaseolina
Viejobueno, Josefina; Aguirre, Constanza Maria; Baino, Olga M.; Kirschbaum, Daniel Santiago; Martinez Zamora, Martin Gustavo; Salazar, Sergio Miguel (2017)Este estudio permitió caracterizar morfológica, cultural y molecularmente los aislamientos evaluados. Las diferencias obtenidas en los parámetros analizados reafirman la gran variabilidad existente en las características ... -
Caracterización patogénica de 21 aislamientos de Macrophomina phaseolina en plantas de frutillas cv. ‘Pájaro’
Viejobueno, Josefina; Aguirre, Constanza Maria; Baino, Olga M.; Ramallo, Ana Carolina; Kirschbaum, Daniel Santiago; Martinez Zamora, Martin Gustavo; Salazar, Sergio Miguel (Asociación Argentina de Microbiología, 2018-04)El cultivo de frutilla posee gran importancia a nivel mundial y regional produciéndose en Argentina alrededor de 50000 t por año. Macrophomina phaseolina es el agente causal de la podredumbre carbonosa de corona y raíz en ... -
Causes of Non-Marketable Fruit Production throughout the Strawberry Harvest Season in Subtropical Environments
Kirschbaum, Daniel Santiago; Jerez, Elena Fanny; Salazar, Sergio Miguel; Borquez, Ana Maria; Meneguzzi, Natalia; Agüero, Juan José; Conci, Vilma Cecilia; Conci, Luis Rogelio; Salame, T.P.; Santos, B.M. (2014-08)The objective of this study was to analyze the distribution pattern of the different causes of the production of non-marketable fruit throughout the harvest season for several strawberry cultivars grown in a sub-tropical ... -
Chapter 6 - Azospirillum
Pedraza, Raúl Osvaldo; Filippone, María Paula; Fontana, Cecilia Alejandra; Salazar, Sergio Miguel; Ramírez-Mata, Alberto; Sierra-Cacho, Daniel; Baca, Beatriz E. (Academic Press, 2020-05)The genus Azospirillum belongs to the α-subclass of Proteobacteria and has been considered an important genus among the plant growth-promoting bacteria. The occurrence of Azospirillum species is widespread in the environment, ... -
Correlación entre la medida del color del fruto y la concentración de sólidos solubles totales en frutilla o fresa (Fragaria ananassa Duch.) = Correlation between fruit color measurement and total soluble solids concentration in strawberry (Fragaria ananassa Duch.)
Solórzano, A.C.; Martín, A.; Salazar, Sergio Miguel; Sandoval, J.S.; Kirschbaum, Daniel Santiago (Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2015-06)La cuantificación de la calidad de la frutilla se realiza generalmente mediante la determinación de la cantidad de sólidos solubles totales (SST) utilizando técnicas refractométricas. El objetivo de este trabajo fue ... -
Cultivares de frutilla adecuadas al uso de residuos de cosecha de caña de azúcar como acolchado alternativo al plástico = Suitable strawberry cultivars to sugarcane harvest residue mulch as an alternative to plastic mulch
Agüero, Juan José; Salazar, Sergio Miguel; Kirschbaum, Daniel Santiago; Contini, Alejandro Miguel (Asociación Argentina de Horticultura, 2012)Se evaluó la adaptabilidad de diferentes cultivares de frutilla (Fragaria ananassa Duch.) al uso de “maloja” de caña de azúcar (Saccharum officinarum L.) como alternativa al acolchado plástico, en EEA INTA Famaillá, Tucumán, ... -
Efecto de la inoculación con bacterias promotoras del crecimiento vegetal en plantas de maíz (Zea mays L.) = Effect of inoculation with plant growth promoting bacteria in corn plants (Zea mays L.)
Lovaisa, Nadia Carolina; Guevara, E.E.; Delaporte Quintana, Paola Adriana Georgina; Elias, Juliana M.; Arroyo, J.; Salazar, Sergio Miguel (Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2018-06)A pesar de que existen numerosos estudios de la interacción entre plantas de maíz (Zea mays) con Azospirillum brasilense, los reportes de la interacción con Gluconacetobacter diazotrophicus son escasos. El objetivo de este ... -
Effect of natural and synthetic Brassinosteroids on strawberry immune response against Colletotrichum acutatum
Furio, Ramiro Nicolás; Albornoz, Patricia Liliana; Coll, Yamilet; Martinez Zamora, Martin Gustavo; Salazar, Sergio Miguel; Martos, Gustavo Gabriel; Díaz Ricci, Juan Carlos (2019-01)Brassinosteroids (BRs) are steroidal essential compounds for plant growth and development. It was shown that the exogenous applications of BRs induce protection against different pathogens and can give plants tolerance/resistance ... -
Factors Affecting Fruit Quality in Strawberries Grown in a Subtropical Environment
Agüero, Juan José; Salazar, Sergio Miguel; Kirschbaum, Daniel Santiago; Jerez, Elena Fanny (2015-04)Variations of strawberry fruit quality due to year, harvest date, cultivar, and nutrition were studied in Tucumán, Argentina. ‘Camarosa’, ‘Camino Real’, ‘Candonga’, and ‘Ventana’ were fertilized with “C” (control; 120 kg ... -
Fruit yield of strawberry plants inoculated with Azospirillum brasilense RLC1 and REC3 under field conditions
Salazar, Sergio Miguel; Lovaisa, Nadia Carolina; Guerrero Molina, María Fernanda; Ragout, Alicia Leonor; Kirschbaum, Daniel Santiago; Diaz Ricci, Juan Carlos; Pedraza, Raúl Osvaldo (Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2012-12)The beneficial effect of inoculating with Azospirillum brasilense on crop productivity has been widely described in different crops, but its extensive use in strawberry typical agricultural field environments is scarcely ...