Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season
Corn stunt disease (CS) is caused by Spiroplasma kunkelii, Maize rayado fino virus (MRFV), Maize bushy stunt phytoplasma (MBSP) and Maize striate mosaic virus (MSMV) and transmitted by Dalbulus maidis. During 2023–2024, it severely affected corn production in Argentina, with losses of 20 %. Fourteen...
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| Format: | Artículo |
| Language: | Inglés |
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Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba
2025
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| Online Access: | http://hdl.handle.net/20.500.12123/23287 https://revistas.unc.edu.ar/index.php/agris/article/view/46410 https://doi.org/10.31047/1668.298x.v42.n1.46410 |
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| author | Araujo, Leonardo Druetta, Marcelo Alberto Torrico Ramallo, Ada Karina Gimenez, Maria De La Paz Barontini, Javier Miguel |
| author_browse | Araujo, Leonardo Barontini, Javier Miguel Druetta, Marcelo Alberto Gimenez, Maria De La Paz Torrico Ramallo, Ada Karina |
| author_facet | Araujo, Leonardo Druetta, Marcelo Alberto Torrico Ramallo, Ada Karina Gimenez, Maria De La Paz Barontini, Javier Miguel |
| author_sort | Araujo, Leonardo |
| collection | INTA Digital |
| description | Corn stunt disease (CS) is caused by Spiroplasma kunkelii, Maize rayado fino virus (MRFV), Maize bushy stunt phytoplasma (MBSP) and Maize striate mosaic virus (MSMV) and transmitted by Dalbulus maidis. During 2023–2024, it severely affected corn production in Argentina, with losses of 20 %. Fourteen commercial maize hybrids were evaluated in locations across the Argentine Northwest (NOA) to determine their performance, incidence and severity in response to the disease. The results showed incidence values ranging from 8 % to 100 %, with severity varying among the hybrids. The performance was above average in SYN505VIP3, DK7210PRO4, DK7220PRO4, P2297PWUE, and PAN5175PWU. SYN505VIP3 showed mild symptoms and low severity. Although DK7210PRO4, DK7220PRO4, P2297PWUE, and PAN5175PWU had more severe symptoms, their performance was not significantly impacted, though there was some variability in P2297PWUE and PAN5175PWU. In contrast, BRV8380PWE, DK7272VT3P, BRV8421PWUE, ZEFIRPWU, and NEXT22.6PWUE, with similar severity, had below-average performance, with particularly high severity in NEXT22.6PWUE and ZEFIRPWU. Regression analysis revealed that the severity index explains 72 % of the variability in performance, with each additional unit of severity associated with an average reduction of 15.96 kg/ha in yield. This underscores the importance of selecting suitable hybrids to mitigate the impact of CS. |
| format | Artículo |
| id | INTA23287 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba |
| publisherStr | Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba |
| record_format | dspace |
| spelling | INTA232872025-08-04T11:49:13Z Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season Araujo, Leonardo Druetta, Marcelo Alberto Torrico Ramallo, Ada Karina Gimenez, Maria De La Paz Barontini, Javier Miguel Maíz Enfermedades de las Plantas Virus de las Plantas Híbridos Maize Plant Diseases Spiroplasma Dalbulus maidis Plant Viruses Hybrids Spiroplasma kunkelii Chicharrita del Maíz Región Noroeste, Argentina Corn stunt disease (CS) is caused by Spiroplasma kunkelii, Maize rayado fino virus (MRFV), Maize bushy stunt phytoplasma (MBSP) and Maize striate mosaic virus (MSMV) and transmitted by Dalbulus maidis. During 2023–2024, it severely affected corn production in Argentina, with losses of 20 %. Fourteen commercial maize hybrids were evaluated in locations across the Argentine Northwest (NOA) to determine their performance, incidence and severity in response to the disease. The results showed incidence values ranging from 8 % to 100 %, with severity varying among the hybrids. The performance was above average in SYN505VIP3, DK7210PRO4, DK7220PRO4, P2297PWUE, and PAN5175PWU. SYN505VIP3 showed mild symptoms and low severity. Although DK7210PRO4, DK7220PRO4, P2297PWUE, and PAN5175PWU had more severe symptoms, their performance was not significantly impacted, though there was some variability in P2297PWUE and PAN5175PWU. In contrast, BRV8380PWE, DK7272VT3P, BRV8421PWUE, ZEFIRPWU, and NEXT22.6PWUE, with similar severity, had below-average performance, with particularly high severity in NEXT22.6PWUE and ZEFIRPWU. Regression analysis revealed that the severity index explains 72 % of the variability in performance, with each additional unit of severity associated with an average reduction of 15.96 kg/ha in yield. This underscores the importance of selecting suitable hybrids to mitigate the impact of CS. El achaparramiento del maíz es causado por Spiroplasma kunkelii, el virus del rayado fino (MRFV), el fitoplasma del maíz (MBSP) y el virus del mosaico estriado (MSMV) y transmitido por Dalbulus maidis. Durante 2023–2024, afectó gravemente la producción maicera de Argentina, con pérdidas del 20 %. Se evaluaron catorce híbridos comerciales en el noroeste argentino y se determinó rendimiento, incidencia y severidad frente a la enfermedad. Se encontraron valores de incidencia entre el 8 % y el 100 %, con severidad variable entre híbridos. SYN505VIP3, DK7210PRO4, DK7220PRO4, P2297PWUE y PAN5175PWU tuvieron un rendimiento superior al promedio. SYN505VIP3 mostró síntomas leves y baja severidad. Aunque DK7210PRO4, DK7220PRO4, P2297PWUE y PAN5175PWU tuvieron síntomas más severos, su rendimiento no se vio muy afectado, si bien P2297PWUE y PAN5175PWU mostraron variabilidad. En contraste, BRV8380PWE, DK7272VT3P, BRV8421PWUE, ZEFIRPWU y NEXT22.6PWUE, con severidad similar, tuvieron rendimiento inferior al promedio, especialmente NEXT22.6PWUE y ZEFIRPWU, con mayor severidad. El análisis de regresión reveló que el índice de severidad explica el 72 % de la variabilidad en el rendimiento, con cada unidad adicional de severidad asociada a una reducción promedio de 15,96 kg/ha. Esto subraya la importancia de seleccionar híbridos adecuados para mitigar el impacto del achaparramiento. EEA Quimilí Fil: Araujo, Leonardo. Consultor agropecuario; Argentina Fil: Druetta, Marcelo Alberto. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Quimilí; Argentina Fil: Torrico Ramallo, Ada Karina. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; Argentina Fil: Torrico Ramallo, Ada Karina. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola (UFyMA); Argentina Fil: Gimenez, Maria De La Paz. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; Argentina Fil: Gimenez, Maria De La Paz. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola; Argentina Fil: Barontini, Javier Miguel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Mendoza; Argentina Fil: Barontini, Javier Miguel. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Cátedra de Fitopatología; Argentina Fil: Barontini, Javier Miguel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología Agrícola de Mendoza (IBAM); Argentina Fil: Barontini, Javier Miguel. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza (IBAM); Argentina 2025-08-04T11:45:49Z 2025-08-04T11:45:49Z 2025-07 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/23287 https://revistas.unc.edu.ar/index.php/agris/article/view/46410 1668-298X https://doi.org/10.31047/1668.298x.v42.n1.46410 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf start=2023; end=2024 Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba AgriScientia 42 (1) : 1-7. (julio 2025) |
| spellingShingle | Maíz Enfermedades de las Plantas Virus de las Plantas Híbridos Maize Plant Diseases Spiroplasma Dalbulus maidis Plant Viruses Hybrids Spiroplasma kunkelii Chicharrita del Maíz Región Noroeste, Argentina Araujo, Leonardo Druetta, Marcelo Alberto Torrico Ramallo, Ada Karina Gimenez, Maria De La Paz Barontini, Javier Miguel Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title | Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title_full | Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title_fullStr | Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title_full_unstemmed | Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title_short | Comportamiento de híbridos de maíz frente al achaparramiento del maíz causado por Spiroplasma kunkelii en la región del noroeste argentino (NOA) – Campaña 2023-2024 = Response of maize hybrids to corn stunt disease caused by Spiroplasma kunkelii in the Argentine Northwest (NOA) – 2023-2024 growing season |
| title_sort | comportamiento de hibridos de maiz frente al achaparramiento del maiz causado por spiroplasma kunkelii en la region del noroeste argentino noa campana 2023 2024 response of maize hybrids to corn stunt disease caused by spiroplasma kunkelii in the argentine northwest noa 2023 2024 growing season |
| topic | Maíz Enfermedades de las Plantas Virus de las Plantas Híbridos Maize Plant Diseases Spiroplasma Dalbulus maidis Plant Viruses Hybrids Spiroplasma kunkelii Chicharrita del Maíz Región Noroeste, Argentina |
| url | http://hdl.handle.net/20.500.12123/23287 https://revistas.unc.edu.ar/index.php/agris/article/view/46410 https://doi.org/10.31047/1668.298x.v42.n1.46410 |
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