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Advancements in sunflower multiparental population phenotyping for Verticillium Wilt using UAV-based multispectral imagery
Dominguez, Matías; Colombo, Denis Nahuel; Dillchneider Loza, Alexandra; Lavandera, Javier Eduardo; Corro Molas, Andres Ezequiel; Troglia, Carolina Beatriz; Paniego, Norma Beatriz (International Sunflower Association, 2024-08)Here we present progress in phenotyping a sunflower Multiparent Advanced Generation Inter-Crosses (MAGIC) population for Verticillium wilt (VW), one of the most important sunflower diseases in Argentina. In addition, the ... -
Building MAGIC populations : Novel resources for sunflower trait improvement
Dominguez, Matías; Colombo, Denis Nahuel; Filippi, Carla Valeria; Ben Guerrero, Emiliano; Dillchneider Loza, Alexandra; Corro Molas, Andres Ezequiel; Montecchia, Juan Francisco; Fass, Monica Irina; Lavandera, Javier Eduardo; Troglia, Carolina Beatriz; Lia, Veronica Viviana; Gonzalez, Julio Horacio; Alvarez, Daniel; Cervigni, Gerardo Domingo Lucio; Paniego, Norma Beatriz (Elsevier, 2025-06)Multiparent advanced generation inter-cross (MAGIC) populations improve the accuracy of quantitative trait loci mapping compared to biparental populations by increasing diversity and reducing linkage disequilibrium between ... -
Caracterización de materiales del Plan de Mejoramiento de Girasol del INTA (Helianthus annuus) por su comportamiento frente a infección natural por Cancro del tallo del girasol (Diaporthe sp.)
Deperi, Sofía Irene; Maringolo, Carla Andrea; Troglia, Carolina Beatriz; Heinz, Nicolas; Mazzalay Perez, Agustin Catriel; Alvarez, Daniel; Corro Molas, Andres Ezequiel; Colombo, Denis Nahuel; Dominguez, Matías (Asociación Argentina de Girasol, 2024-05)El cancro del tallo del girasol (CTG) es causado principalmente por Diaporthe helianthi (Zambelli y col., 2021). Durante la campaña 2020/21 en el Sudeste Bonaerense, se encontraron niveles de prevalencia de 20% para CTG ... -
Estado Actual de las Colecciones de Microorganismos relacionadas a Sanidad Vegetal presentes en el INTA
Asselborn, Miriam; Caligiore Gei, Pablo Fernando; Campos, Pablo Eduardo; Colombo, Denis Nahuel; Comerio, Ricardo Mario; Conforto, Erica Cinthia; Iglesias, Juliana; Lucca, Ana Maria Florencia; Pedraza, Maria Virginia; Valdez, Jorge Gustavo; Valetti, Lucio; Perticari, Alejandro (Asociación Argentina de Microbiología, 2021-09-15)En la campaña 2019/2020 la superficie cultivada fue superior a los 40,1 millones de ha, siendo los principales cultivos soja, maíz, trigo, girasol, sorgo, cebada, avena y centeno. Se destacan por su importancia regional ... -
Evolución diaria de los valores predichos probabilísticos de liberaciones severas de ascosporas de diaporthe helianthi en sitios de la región pampeana, en la campaña 2022/2023
Corro Molas, Andres Ezequiel; Colombo, Denis Nahuel; Martinez, Malvina Irene; Moschini, Ricardo Carlos (AER General Pico, INTA, 2023-01-16) -
Evolución diaria de los valores predichos probabilísticos de liberaciones severas de ascosporas de Diaporthe helianthi en sitios de la región pampeana, en la campaña 2023/2024
Corro Molas, Andres Ezequiel; Colombo, Denis Nahuel; Troglia, Carolina Beatriz; Deperi, Sofía Irene; Therisod, Gastón; Martinez, Malvina Irene; Bilbao, Agustín; Bertero de Romano, Amelia; Moschini, Ricardo Carlos (AER General Pico, INTA, 2024-01)El cancro del tallo en girasol es una enfermedad fúngica causada por el complejo Diaporthe/Phomopsis helianthi Munt.-Cvetk -
First report of anthracnose caused by Colletotrichum gloeosporioides on Brachychiton populneus in Argentina
Colombo, Denis Nahuel; Comerio, Ricardo Mario (Wiley, 2024-08-05)Brachychiton populneus (brachychiton, kurrajong) is widely grown as a street tree in La Pampa, Argentina. During 2020, 95 urban trees were surveyed for foliar disease. Symptoms, not previously recorded, were detected on ... -
First report of Diaporthe ambigua causing Phomopsis stem canker on sunflower in Argentina
Colombo, Denis Nahuel; Corro Molas, Andres Ezequiel; Paniego, Norma Beatriz; Comerio, Ricardo Mario (Wiley, 2023-07-25)Phomopsis stem canker, a disease emerging on sunflower (Helianthus annuus) in response to environmental change, has already been described in Argentina with Diaporthe helianthi as the main aetiological agent (Ridao et al., ... -
Genome-wide association studies in sunflower : towards sclerotinia sclerotiorum and diaporthe/phomopsis resistance breeding
Filippi, Carla Valeria; Corro Molas, Andres Ezequiel; Dominguez, Matías; Colombo, Denis Nahuel; Heinz, Nicolás; Troglia, Carolina Beatriz; Maringolo, Carla Andrea; Quiroz, Facundo Jose; Alvarez, Daniel; Lia, Veronica Viviana; Paniego, Norma Beatriz (MDPI, 2022-12)Diseases caused by necrotrophic fungi, such as the cosmopolitan Sclerotinia sclerotiorum and the Diaporthe/Phomopsis complex, are among the most destructive diseases of sunflower worldwide. The lack of complete resistance ... -
Phomopsis head rot caused by Diaporthe helianthi : A new disease on sunflower in Argentina
Colombo, Denis Nahuel; Figueruelo, Andrea Mariana; Paniego, Norma Beatriz; Comerio, Ricardo Mario; Corro Molas, Andres Ezequiel (Wiley, 2024-10)During a survey conducted in the 2021, 2022 and 2023 seasons, sunflower heads showing symptoms of dry rot were collected from 80 fields in the semi-arid Pampa region of Argentina. A total of 72% of the fields examined in ... -
Riesgo Climático de la Región Pampeana respecto a la liberación de ascosporas de Diaporthe helianthi
Corro Molas, Andres Ezequiel; Edwards Molina, Juan Pablo; Therisod, Gaston; Colombo, Denis Nahuel; Martinez, Malvina Irene; Bilbao, Agustín; Bertero de Romano, Amelia; Moschini, Ricardo Carlos (Agencia de Extensión Rural General Pico, INTA, 2021-12-09)El cancro del tallo del girasol fue identificado por primera vez en la Ex Yugoslavia en 1980 (Mihaljcevic et al 1980). Actualmente se encuentra distribuido en forma amplia a nivel mundial en Serbia, Francia, Rumania, Estados ... -
Update on Sunflower Diseases in Argentina
Colombo, Denis Nahuel; Fass, Monica Irinia; Erreguerena, Ignacio Antonio; Filippi, Carla Valeria; Martinez, Maria Carolina; Dominguez, Matías; Martínez, Ana Laura; Aguilera, Pablo; Deperi, Sofía Irene; Heinz, Nicolas; Ben Guerrero, Emiliano; Carrera, Alicia; Gonzalez, Sergio Alberto; Mazzalay Perez, Agustin Catriel; Montecchia, Juan Francisco; Maringolo, Carla Andrea; Alvarez, Daniel; Quiroz, Facundo Jose; Lia, Veronica Viviana; Troglia, Carolina Beatriz; Paniego, Norma Beatriz; Corro Molas, Andres Ezequiel (De Gruyter, 2024-12)The moderate genetic diversity of cultivated sunflower, along with a changing environment, make sunflowers subject to the attack of many pests and diseases, with great economic impact. In Argentina, fungi and oomycetes ...