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Mostrando ítems 1-20 de 26
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A novel EPSPS Pro-106-His mutation confers the first case of glyphosate resistance in Digitaria sanguinalis
Yanniccari, Marcos; Vázquez García, José Guadalupe; Gigon, Ramon; Palma Bautista, Candelario; Vila-Aiub, Martín Miguel; de Prado, Rafael (Wiley, 2022-04)BACKGROUND: Digitaria sanguinalis has been identified as a species at high risk of evolving herbicide resistance, but thus far, there are no records of resistance to glyphosate. This species is one of the most common weeds ... -
Alternativas de control químico para el manejo de Cardo Ruso (Salsola tragus L.) resistente a glifosato
Montoya, Jorgelina Ceferina; Vigna, Camila Maive; Yanniccari, Marcos (EEA Anguil, INTA, 2022-11-14)El objetivo del trabajo fue evaluar la eficacia de herbicidas post-emergentes sobre plantas obtenidas de diferentes poblaciones presumiblemente resistentes y susceptibles a glifosato. -
Cambios de las comunidades de malezas como consecuencia de las rotaciones de cultivos
Istilart, Carolina Maria; Forjan, Horacio Jose; Manso, Marina Lucrecia; Yanniccari, Marcos Ezequiel (2017-04)La rotación de cultivos es una práctica agronómica clave para prevenir y evitar la aparición de malezas resistentes y tolerantes a herbicidas -
Carryover del herbicida fomesafen en una rotacion de cultivos de la región semiárida pampeana central
Cazenave, María Luz; Montoya, Jorgelina Ceferina; Porfiri, Carolina; Azcarate, Mariela Pamela; Yanniccari, Marcos (Asociación Argentina de Ciencia de las Malezas (ASACIM), 2024-07-01)Fomesafen es un herbicida residual que puede afectar a los cultivos de la rotación mediante el “carryover”, que se defne como la persistencia de residuos ftotóxicos en el suelo que alteran el establecimiento y la producción ... -
Comparison of premix glyphosate and 2,4-D formulation and direct tank mixture for control of Conyza canadensis and Epilobium ciliatum
Palma Bautista, Candelario; Cruz Hipólito, Hugo E.; Alcántara de la Cruz, Ricardo; Vázquez García, José Guadalupe; Yanniccari, Marcos; de Prado, Rafael (Elsevier, 2021-07)Premix or tank mix of glyphosate and 2,4-D are a good alternative to control glyphosate-resistant and -tolerant weeds; however, the combination of herbicides may increase the environmental impacts, since mixtures often ... -
Comparison of Sensitivity to Glyphosate of Euphorbia davidii Populations = Comparação da Sensibilidade ao Glyphosate de Populações de Euphorbia davidii
Núñez Fré, F.R.; Juan, V.F.; Yanniccari, Marcos Ezequiel; Saint André, H.M.; Fernández, R.R. (2018)Euphorbia davidii (Euphorbiaceae) is a summer annual weed present in the Province of Buenos Aires, Argentina. The aim of this study was to compare the sensitivity to glyphosate of different populations of Euphorbia davidii. ... -
Constitutive overexpression of EPSPS by gene duplication is involved in glyphosate resistance in Salsola tragus
Yanniccari, Marcos; Palma Bautista, Candelario; Vázquez García, José Guadalupe; Gigon, Ramon; Mallory-Smith, Carol Ann; de Prado, Rafael (Wiley, 2022-11)Background: Glyphosate-resistant Salsola tragus accessions have been identified in the USA and Argentina; however, the mechanisms of glyphosate resistance have not been elucidated. The goal of this study was to determine ... -
Convergent Adaptation of Multiple Herbicide Resistance to Auxin Mimics and ALS- and EPSPS-Inhibitors in Brassica rapa from North and South America
Dominguez-Valenzuela, José Alfredo; Palma Bautista, Candelario; Vázquez García, José Guadalupe; Yanniccari, Marcos; Gigon, Ramon; Alcántara de la Cruz, Ricardo; de Prado, Rafael; Portugal, João (MDPI, 2023-05)Herbicide-resistant weeds have been identified and recorded on every continent where croplands are available. Despite the diversity of weed communities, it is of interest how selection has led to the same consequences in ... -
¿Cuánto paga una maleza por ser resistente a un herbicida?
Yanniccari, Marcos Ezequiel; Gigon, Ramon; Istilart, Carolina Maria (2015-08)La resistencia a herbicidas suele tener un costo energético para las malezas. Esto se traduce en una menor producción de semillas comparado a las plantas susceptibles. El conocimiento de estos aspectos ecológicos permite ... -
Cultivos de cobertura como estrategia agroecológica para el manejo de malezas en sistemas extensivos del centro-sur bonaerense
Malaspina, Micaela (Universidad Nacional del Sur, 2022)Ante la necesidad de abordar de manera integral la problemática de las malezas en los sistemas productivos, la utilización de cultivos de cobertura resulta una herramienta alternativa al uso de herbicidas para el manejo ... -
Dynamics of glyphosate resistance in Lolium perenne: pollen-mediated gene flow under field conditions in Argentina
Yanniccari, Marcos Ezequiel; Istilart, Carolina Maria; Gimenez, Daniel Oscar; Castro, Ana Maria (MDPI, 2018-11)The genus Lolium has shown a high tendency to evolve resistance to herbicides. Considering the high level of allogamy of L. perenne and the importance of the wind as an agent for pollen dispersion, the aim of this work was ... -
Effect of cover crops mixtures on weed suppression capacity in a dry sub-humid environment of Argentina
Malaspina, Micaela; Chantre Balacca, Guillermo Ruben; Yanniccari, Marcos Ezequiel (Frontiers Media, 2024-01)Cover crops (CC) are increasingly used worldwide within integrated weed management scenarios. They are usually established between two commercial crops and are not harvested, grazed, or incorporated into the soil, but ... -
Environmental and cultivar effects on technological quality of the bread wheat (Triticum aestivum L.) produced in the Pampean plain of Argentina
Molfese, Elena Rosa; Castro Franco, Mauricio; Domenech, Marisa Beatriz; Fritz, N.; Yanniccari, Marcos (Wiley, 2021-05)The quality of the wheat grain is determined by several factors that lead to different physical, chemical and/or rheological characteristics. The aim of the work was to evaluate the effects of the type of cultivar quality ... -
Estudio fisiológico y genético de biotipos de Lolium perenne L. resistentes a glifosato
Yanniccari, Marcos (Facultad de Ciencias Exactas, Universidad Nacional de La Plata, 2014)En este trabajo se pretende dar respuesta a ciertas cuestiones que permitan aportar conocimientos de impacto para la actividad productiva, en tanto se buscará responder: ¿El deficiente control de Lolium perenne con glifosato ... -
La evolución del ryegrass resistente a glifosato en la región
Yanniccari, Marcos Ezequiel; Istilart, Carolina Maria; Gigon, Ramon (2015-05)El ryegrass resistente a glifosato constituye una de las malezas difíciles en la producción de cereales de invierno. La genética de las plantas resistentes juega un rol crucial en la evolución de la resistencia, por lo ... -
Herbicidal Formulations with Plant-Based Compounds to Control Amaranthus hybridus, Lolium multiflorum, and Brassica rapa Weeds
Romero, Juan J.; Soler-Arango, Juliana; Coustet, Marcos E.; Moracci, Daniela B.; Reinoso, Sebastián; Yanniccari, Marcos; Schneider-Teixeira, Aline; Herrera, Jimena M. (MDPI, 2025-01)Numerous studies have shown the potential effect of bioactive agents against weeds. In this study, we developed two binary formulations with nonanoic acid, citral, or thymoquinone as herbicides and evaluated their ... -
Herbicide-resistant weeds from dryland agriculture in Argentina
Oreja, Fernando H.; Moreno, Natalia; Gundel, Pedro Emilio; Vercellino, Roman Boris; Pandolfo, Claudio Ezequiel; Presotto, Alejandro Daniel; Perotti, Valeria Elisa; Permingeat, Hugo; Tuesca, Daniel Horacio; Scursoni, Julio Alejandro; Dellaferrera, Ignacio Miguel; Cortes, Eduardo; Yanniccari, Marcos; Vila-Aiub, Martín Miguel (Wiley, 2024-01)We reviewed and performed a quantitative synthesis on herbicide-resistant weeds from rain-fed crops in Argentina. Twenty-four weed species distributed in the main extensive crops (soybean, maize, wheat, barley, oilseed ... -
Inhibition of EPSPS overexpression of glyphosate-resistant Lolium perenne L. with a clethodim and glyphosate mixture
Yanniccari, Marcos; Gigon, Ramon (Wiley, 2025-02)BACKGROUND: Glyphosate-resistant populations of some grass species have demonstrated high sensitivity to combinations of glyphosate and acetyl-CoA carboxylase (ACCase)-inhibiting herbicides. Nevertheless, it is unclear how ... -
Las malezas se defienden: resistencia a múltiples herbicidas
Yanniccari, Marcos Ezequiel; Istilart, Carolina Maria (2017-04)A nivel mundial, en la última década el número de malezas resistentes a más de un herbicida se ha incrementado en un 75 %. En nuestra región, el ryegrass no se queda atrás y cada vez es más frecuente la resistencia a varios ... -
Mapping Resistance to Argentinean Fusarium (Graminearum) Head Blight Isolates in Wheat
Sgarbi, Carolina; Malbrán, Ismael; Saldúa, Luciana; Lori, Gladys Albina; Lohwasser, Ulrike; Arif, Mian Abdur Rehman; Börner, Andreas; Yanniccari, Marcos; Castro, Ana Maria (MDPI, 2021-12)Fusarium head blight (FHB) of wheat, caused by Fusarium graminearum (Schwabe), is a destructive disease worldwide, reducing wheat yield and quality. To accelerate the improvement of scab tolerance in wheat, we assessed the ...