Alejandro Rago

ORCID: 0000-0002-8617-4225
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About
Contact & Profiles
Research Areas
  • Peanut Plant Research Studies
  • Software Engineering Research
  • Software Engineering Techniques and Practices
  • Coconut Research and Applications
  • Advanced Software Engineering Methodologies
  • Agricultural pest management studies
  • Sugarcane Cultivation and Processing
  • Plant Pathogens and Fungal Diseases
  • Plant pathogens and resistance mechanisms
  • Plant Disease Management Techniques
  • Plant Virus Research Studies
  • Plant Disease Resistance and Genetics
  • Agronomic Practices and Intercropping Systems
  • Plant Pathogenic Bacteria Studies
  • Plant and Fungal Interactions Research
  • Plant and soil sciences
  • Plant-Microbe Interactions and Immunity
  • Yeasts and Rust Fungi Studies
  • Natural Language Processing Techniques
  • Plant Physiology and Cultivation Studies
  • Plant Pathogens and Resistance
  • Banana Cultivation and Research
  • Growth and nutrition in plants
  • Service-Oriented Architecture and Web Services
  • Phytochemistry and Bioactive Compounds

Instituto Nacional de Tecnologia
2025

National Agricultural Technology Institute
2006-2025

National University of Río Cuarto
2013-2024

Consejo Nacional de Investigaciones Científicas y Técnicas
2014-2023

Research Center on Earth Sciences
2021-2023

Centro Científico Tecnológico - Tandil
2014-2019

Universidad Nacional del Centro de la Provincia de Buenos Aires
2009-2019

<title>Abstract</title> Peanut smut, caused by the soilborne pathogen <italic>Thecaphora frezzii</italic>, poses a significant threat to Argentina’s peanut production. Specific characteristics are presumed influence spatial pattern of this disease in field. As monocyclic disease, infections restricted pegs and pods, with no direct plant-to-plant spread. Spore dissemination occurs exclusively during harvest when infected pods release spores, which can persist soil for many years. The lack...

10.21203/rs.3.rs-6079482/v1 preprint EN cc-by Research Square (Research Square) 2025-03-10

The center of origin peanut is located in South America, specifically southeastern Bolivia and northwestern Argentina, where its parental species are found wild habits. Even though Argentina only the seventh largest producer world (2% global production), it leading exporter edible grain crushed (e.g., flour, butter, oil) products worldwide. Peanut production was moved to more southern areas Cordoba early 1990s avoid consequences issues northern region. During this migration process, a new...

10.1094/pdis-09-16-1248-fe article EN other-oa Plant Disease 2017-01-19

Abstract Objectives The fungal pathogen Thecaphora frezii Carranza &amp; Lindquist causes peanut smut, a severe disease currently endemic in Argentina. To study the ecology of T. and to understand mechanisms smut resistance plants, it is crucial know genetics this pathogen. objective work was isolate generate first draft genome that will be basis for analyzing its potential genetic diversity interaction with cultivars. Our research group working identify germplasm Knowing help analyze...

10.1186/s12863-023-01113-w article EN cc-by BMC Genomic Data 2023-02-16

A key challenge of software architecture design is how to satisfy quality-attribute requirements, which often conflict with each other. This usually a complex task, because there are several candidates for architectural solutions meeting the same and tradeoffs those need be considered by architects. In this context, we present SQuAT framework assist architects in exploration their tradeoffs. provides modular approach integrating analyzers solvers, also features distributed search-based...

10.1145/3132498.3132509 article EN 2017-09-08

A sazonalidade na manifestação da ferrugem cana dificulta a obtenção de esporos em quantidades adequadas para inoculações qualquer época do ano, restringindo os trabalhos envolvendo o patógeno aos meses nos quais doença esta presente no campo. O trabalho visou desenvolver uma metodologia preservar por períodos prolongados, mantendo sua viabilidade e infectividade. Esporos foram coletados partir folhas naturalmente infectadas, com bomba vácuo. Parte dos foi desidratada liofilização ou sílica...

10.1590/s0100-54052007000200009 article PT Summa Phytopathologica 2007-06-01

In April 2015, lesions typical of orange rust were observed in a commercial sugarcane field Fachinal, Misiones Province, Argentina, on nonidentified cultivar (a complex hybrid ofSaccharum spp.).Symptoms leaves differed from those brown (Puccinia melanocephala), commonly the region.Leaf samples analyzed both at EEAOC and INTA Plant Pathology laboratories Tucumán, Argentina.Light microscope studies revealed that uredinia urediniospore similar morphologically to described for fungus Puccinia...

10.1094/pdis-09-15-1099-pdn article EN other-oa Plant Disease 2015-12-04

Abstract Peanut smut (causal agent Thecaphora frezzii ) and seasonal drought are the two main factors reducing peanut yields in Argentina. There no previous studies about effect of on occurrence. We evaluated soil water limitation symptoms greenhouse field assays. Additionally, we analysed biochemical responses plants to combined stress caused by infection experiments. found that a moderate deficit (30% water‐holding capacity) increased differentially proline reduced chlorophylls host....

10.1111/ppa.13810 article EN Plant Pathology 2023-10-23

Crop losses caused by Sclerotinia sclerotiorum (Lib.) de Bary and S. minor Jagger ('blight') Sclerotium rolfsii Sacc. ('wilting') were evaluated in 41 commercial peanut fields ( Arachis hypogaea L.) located the southern region of peanut-producing area province Cordoba, Argentina, during 1991, 1992, 1993 1994. Production calculated using following equation: PL = (AY/1.0 LP) AY where represents losses, actual -yield LP proportion losses. The yield is that obtained producer while proportional...

10.1080/096708798228185 article EN International Journal of Pest Management 1998-01-01

O carvão é uma das principais doenças da cana-de-açúcar, visto que considerada em todos os Programas de Melhoramento Genético (PMG), tanto na seleção genitores resistentes, como no comportamento progênies. Quando a cultura está espalhada grandes extensões torna-se importante conhecer amplitude variação patogênica população do agente causal. Diante importância se obter variedades com resistência efetiva e duradoura, o objetivo presente estudo foi verificar ocorrência, caracterizar, Estado São...

10.1590/s0100-54052009000200002 article PT Summa Phytopathologica 2009-06-01

In this article, we present a semi-automated approach for identifying candidate early aspects in requirements specifications. This aims at improving the precision of aspect identification process use cases, and also solving some problems existing mining techniques caused by vagueness ambiguity text natural language. To do so, apply combination analysis such as: language processing (NLP) word sense disambiguation (WSD). As result, our is able to generate graph concerns that crosscut as well...

10.1145/1509825.1509830 article EN 2009-03-03

Control of the Mal de Río Cuarto virus (MRCV) and its planthopper vector Delphacodes kuscheli was studied on maize hybrids whose seeds had been treated with systemic insecticides. Laboratory tests were performed to determine effects seed treatments insecticides (acephate, carbofuran, imidacloprid) survival planthopper. Field experiments using four establish effect latter MRCV incidence severity, grain yield. infection confirmed by DAS-ELISA. Carbofuran most effective insecticide in...

10.1080/09670870110100695 article EN International Journal of Pest Management 2002-01-01

ABSTRACT Genetic resistance is the most efficient tool in crop disease management. Peanut smut currently one of important peanut diseases, with its incidence increasing terms both damage level and area covered. The aim this study was to assess response different genotypes obtained by Facultad de Agronomía y Veterinaria Universidad Nacional Río Cuarto (Argentina) their yield. During 2016/17, 2017/18 2018/19 seasons, three experimental assays were conducted General Deheza (Córdoba province,...

10.3146/ps20-18.1 article EN Peanut Science 2021-01-01
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