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Nanocrystal-based formulations were investigated as a novel technology to increase the fungicide efficacies of azoxystrobin (AZY), cyproconazole (CYP), and their combination (AZY + CYP) against peanut smut caused by Thecaphora frezii. The nano-sized formulations were compared with commercially-available formulations according to their performance under laboratory, semi-controlled, and field conditions. During in vitro assays, the reductions in EC50 values
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dc.contributor.author | Camiletti, Boris Xavier | |
dc.contributor.author | Paredes, Juan Andrés | |
dc.contributor.author | Monguillot, Joaquin Humberto | |
dc.contributor.author | Grosso, Nelson R. | |
dc.contributor.author | Rago, Alejandro Mario | |
dc.date.accessioned | 2021-03-09T12:09:19Z | |
dc.date.available | 2021-03-09T12:09:19Z | |
dc.date.issued | 2021-03 | |
dc.identifier.issn | 0261-2194 | |
dc.identifier.other | https://doi.org/10.1016/j.cropro.2020.105522 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/8845 | |
dc.identifier.uri | https://www.sciencedirect.com/science/article/pii/S0261219420304555 | |
dc.description.abstract | Nanocrystal-based formulations were investigated as a novel technology to increase the fungicide efficacies of azoxystrobin (AZY), cyproconazole (CYP), and their combination (AZY + CYP) against peanut smut caused by Thecaphora frezii. The nano-sized formulations were compared with commercially-available formulations according to their performance under laboratory, semi-controlled, and field conditions. During in vitro assays, the reductions in EC50 values evidenced the superior antifungal activity of nanocrystals against T. frezii. Based on disease incidences and severities observed in experiments under semi-controlled conditions, nano-based formulations containing cyproconazole (CYP) and its combination provided better control of peanut smut than their respective conventional formulations. Nano-sized formulations containing CYP and AZY + CYP also provided similar control when applied at half-rate and showed potential for reducing the amount of fungicide applied to the field. A remarkable variation in peanut smut epidemics was observed in field experiments. During the first year of experiments, only the nano-based formulations containing AZY and AZY + CYP provided significant disease control. However, formulations with CYP produced the lowest degree of disease incidence and severity in the subsequent growing season, although no differences among formulations were observed. Based on this study, nanocrystals have demonstrated potential to enhance the performance of fungicides currently used to control peanut smut. | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.publisher | Elsevier | es_AR |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | Crop Protection 143 : 105522 (May 2021) | es_AR |
dc.subject | Nanotechnology | eng |
dc.subject | Fungicides | eng |
dc.subject | Plant Diseases | eng |
dc.subject | Groundnuts | eng |
dc.subject | Tizón | es_AR |
dc.subject | Arachis hypogaea | |
dc.subject | Nanotecnología | |
dc.subject | Fungicidas | |
dc.subject | Enfermedades de las Plantas | |
dc.subject | Blight | eng |
dc.subject.other | Maní | es_AR |
dc.subject.other | Antifungal Activity | eng |
dc.subject.other | Peanut Disease | eng |
dc.subject.other | Thecaphora Frezii | es_AR |
dc.subject.other | Tizón del Maní | es_AR |
dc.title | Fungicide efficacy of nanocrystal-based formulations against peanut smut | es_AR |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | es_AR |
dc.type | info:eu-repo/semantics/publishedVersion | es_AR |
dc.description.origen | Centro de Investigaciones Agropecuarias | es_AR |
dc.description.fil | Fil: Camiletti, Boris X. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto Multidisciplinario de Biología Vegetal; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Agropecuarias. Microbiología Agrícola; Argentina | es_AR |
dc.description.fil | Fil: Paredes, Juan Andrés. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola; Argentina. | es_AR |
dc.description.fil | Fil: Monguillot, Joaquin Humberto. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola; Argentina. | es_AR |
dc.description.fil | Fil: Grosso, Nelson R. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto Multidisciplinario de Biología Vegetal; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Agropecuarias. Química Biológica; Argentina | es_AR |
dc.description.fil | Fil: Rago, Alejandro Mario. Instituto Nacional de Tecnología Agropecuaria (INTA). Centro de Investigaciones Agropecuarias (CIAP); Argentina | es_AR |
dc.subtype | cientifico |
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