Títulos
Mostrando ítems 171-190 de 237
-
Molecular sequence data of Thecaphora frezii affecting peanut crops in Argentina
(Springer, 2013-12)In Argentina, Thecaphora frezii is the causal agent of peanut smut, causing severe yield losses in peanut growing areas. In this work sequence data of the large ribosomal subunit (28S rDNA) of four T. frezii specimens from ... -
Molecular variability of watermelon mosaic virus isolates from Argentina
(Springer, 2020-03)Watermelon mosaic virus (WMV) is an economically important virus of cucurbit crops in Argentina. The available information on genetic variability must be continuously updated. In this study, we assessed the molecular ... -
Morphological and molecular characterization of Nothopassalora personata from Argentina
(Springer, 2023-01-10)Late leaf spot (LLS) is the most important foliar disease of peanuts in Argentina and in other peanut production areas, causing defoliation and yield losses. In this study, six isolates obtained from symptomatic leaflets ... -
Morphological and molecular characterization, pathogenicity and sexual reproduction of Ascochyta rabiei isolates of chickpea fields in Argentina
(Wiley, 2022-01)Ascochyta blight is one of the most devastating foliar diseases of chickpea. The causal agent, Ascochyta rabiei, is a heterothallic ascomycete and its sexual reproduction depends on the proximate presence of both mating ... -
Mycoparasitic Trichoderma isolates as a biocontrol agent against Valsa ceratosperma, the causal agent of apple valsa canker
(Springer, 2022-05-27)Apple valsa canker, caused by the fungus Valsa ceratosperma, is one of the most destructive diseases of this crop. Conventional fungicide treatments are not effective enough; therefore, it is necessary to develop alternatives ... -
Natural control of corn postharvest fungi Aspergillus flavus and Penicillium sp. using essential oils from plants grown in Argentina
(Wiley; Institute of Food Technologists, 2014-12)The objective in this study was to evaluate the antifungal activity of essential oils from native and commercial aromatic plants grown in Argentina against corn postharvest fungi and to link the essential oil bioactivity ... -
Novel bird’s-foot trefoil RNA viruses provide insights into a clade of legume-associated enamoviruses and rhabdoviruses
(Springer, 2019-03-09)Here, we report the identification and characterization of two novel viruses associated with bird’s-foot trefoil. Virus sequences related to those of enamoviruses (ssRNA (+); Luteoviridae; Enamovirus) and nucleorhabdoviruses ... -
Occurrence and characterization of a severe isolate of Watermelon mosaic virus from Argentina
(2016)More than 50 viruses have been reported in cucurbit crops worldwide. In Argentina, cucurbit viruses have been associated with important yield losses. The most prevalent and widespread potyvirus is Watermelon mosaic virus ... -
Occurrence of the complete cycle of Puccinia sorghi Schw. in Argentina and implications on the common corn rust epidemiology
(Springer, 2018-12)The life-cycle of Puccinia sorghi, a heteroecious fungus, consists of five well-defined spore stages. The uredinial and telial stages are completed on the primary host (maize) whereas spermagonial and aecial stages occur ... -
On the value of preprints: an early career researcher perspective
(PlosONE, 2019-02-21)Peer-reviewed journal publication is the main means for academic researchers in the life sciences to create a permanent public record of their work. These publications are also the de facto currency for career progress, ... -
Orthotospovirus disease epidemic: molecular characterization and incidence in peanut crops
(Springer, 2020-10-13)Argentina is one of the main peanut (Arachis hypogaea L.) exporting countries with the major peanut-growing area located in the province of Córdoba. During the 2015–2016 growing season, severe outbreaks of an orthotospovirus-like ... -
El Paisaje Actual de Publicaciones Académicas: una Visión Emergente desde el Sur Global
(Departamento de Química Biológica, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2023-04)Una gran parte del sistema de publicaciones académicas tradicional es desigual, poco confiable, excluyente, discriminatorio, sesgado, depredador, insostenible y opaco [1]. Aproximadamente el 70 % de los artículos de ... -
Papaya ringspot virus W infecting Luffa aegyptiaca in Cuba
(Springer, 2017-12)Luffa aegyptiaca (sponge gourd) plants showing severe leaf mosaic and deformation symptoms were observed in Villa Clara, Cuba. Electron microscopy observations of leaf dip preparations revealed flexuous filamentous particles, ... -
Peanut Smut : from an emerging disease to an actual threat to Argentine Peanut production
(2017-03)The center of origin of peanut is located in South America, specifically in southeastern Bolivia and northwestern Argentina, where its parental species are found in wild habits. Even though Argentina is only the seventh ... -
Performance of transgenic maize genotypes against ear caterpillars in Argentina
(Consiglio per la Ricerca in Agricoltura e l'Analisi dell'Economia Agraria, Italia, 2020)Maize (Zea mays L.) is one of the most widely cultivated crops in the world and Argentina is a leading producer worldwide. Lepidopteran pests such as the fall army worm (Spodoptera frugiperda -J. E. Smith-) and the ... -
Phylodynamics of sunflower chlorotic mottle virus, an emerging pathosystem
(Elsevier, 2020-03-12)Distribution and epidemiological patterns of sunflower chlorotic mottle virus (SCMoV) in sunflower (Helianthus annuus L.) growing areas in Argentina were studied from 2006 to 2017. The virus was detected exclusively in ... -
Phytophthora Root Rot: Importance of the Disease, Current and Novel Methods of Control
(MDPI, 2022-02-28)Phytophthora sojae is a pathogen of major agricultural importance, responsible for Phytophthora root rot (PRR) in soybean crops, which can cause significant yield losses each year. The severity of the disease depends on ... -
Phytoplasmas diversity and identification of new aster yellows subgroup (16SrI) associated with weed species in Argentina
(Microbiology Society, 2020-02-03)Symptoms of phytoplasma infection were observed in different weed species, Bidens subalternans, Conyza bonariensis, Heterosperma ovatifolium and Conium maculatum, collected from diverse geographical regions in Argentina. ... -
Phytoplasmas infecting pome and stone fruits in South America and Iberian peninsula
(Indian Journals, 2018-12-10)The present review focuses on the diseases associated with phytoplasmas that affect pome and stone fruits trees in Argentina, Bolivia, Chile, Uruguay, Spain and Portugal. The advances and challenges faced by these countries ... -
Phytoplasmas of subgroup 16SrIII-J associated with Beta vulgaris in Argentina
(Springer, 2020-02-19)Symptoms of general wilting and yellowing were found affecting Beta vulgaris L. (sugar beet, fodder beet and chard) in the Argentinean region of Bahía Blanca (Buenos Aires province), Valle Medio, and Valle Inferior de Rio ...