Fungicide applications and grain dry milling quality in late-sown maize
- Autores
- Abdala Alonso, Lucas Jorge; Gerde, Jose Arnaldo; Gambin, Brenda Laura; Borras, Lucas
- Año de publicación
- 2018
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Argentinean maize (Zea mays L.) is known for its grain hardness, and exporting grain lots are subject to strict regulations regarding physical characteristics and mycotoxin concentrations. Our production system is changing to later sowings, and the use of foliar fungicides is becoming more common due to positive yield responses. In this study, we evaluated the effects of fungicide treatments at different application timing on specific physical grain quality traits and fumonisins in late-sown maize. For this we used four commercial genotypes differing in grain hardness. Measured traits were yield, individual grain weight, dry milling grain quality attributes (test weight, floaters, vitreousness, and 8-mm screen retention), grain composition (oil, protein, and starch), and total fumonisin concentrations. Yield was affected by genotype and fungicide treatments (p < 0.05). Genotypes differed (p < 0.001) in all grain quality attributes and fumonisin concentrations. Particular genotypes had fumonisin values higher than maximum levels accepted for human consumption (4 μg g−1). Fumonisin concentration differences among genotypes were negatively related to their grain hardness. Fungicide treatments, regardless of type and application timing, increased yield in all genotypes by ~350 kg ha−1. However, fungicides had no significant positive effect on any grain physical quality trait, or on fumonisin concentrations. These results emphasize the importance of genotype selection as a critical crop management option to manage grain physical quality traits and fumonisin contaminations. Fungicides can positively affect yield, but positive effects on dry milling grain quality should not always be expected.
Fil: Abdala Alonso, Lucas Jorge. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina
Fil: Gerde, Jose Arnaldo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina
Fil: Gambin, Brenda Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina
Fil: Borras, Lucas. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina - Materia
-
Maize
Fungicide
Dry milling
Late sown - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/185942
Ver los metadatos del registro completo
id |
CONICETDig_9a835ef686e493a78e008e2347b63a1a |
---|---|
oai_identifier_str |
oai:ri.conicet.gov.ar:11336/185942 |
network_acronym_str |
CONICETDig |
repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
Fungicide applications and grain dry milling quality in late-sown maizeAbdala Alonso, Lucas JorgeGerde, Jose ArnaldoGambin, Brenda LauraBorras, LucasMaizeFungicideDry millingLate sownhttps://purl.org/becyt/ford/4.1https://purl.org/becyt/ford/4Argentinean maize (Zea mays L.) is known for its grain hardness, and exporting grain lots are subject to strict regulations regarding physical characteristics and mycotoxin concentrations. Our production system is changing to later sowings, and the use of foliar fungicides is becoming more common due to positive yield responses. In this study, we evaluated the effects of fungicide treatments at different application timing on specific physical grain quality traits and fumonisins in late-sown maize. For this we used four commercial genotypes differing in grain hardness. Measured traits were yield, individual grain weight, dry milling grain quality attributes (test weight, floaters, vitreousness, and 8-mm screen retention), grain composition (oil, protein, and starch), and total fumonisin concentrations. Yield was affected by genotype and fungicide treatments (p < 0.05). Genotypes differed (p < 0.001) in all grain quality attributes and fumonisin concentrations. Particular genotypes had fumonisin values higher than maximum levels accepted for human consumption (4 μg g−1). Fumonisin concentration differences among genotypes were negatively related to their grain hardness. Fungicide treatments, regardless of type and application timing, increased yield in all genotypes by ~350 kg ha−1. However, fungicides had no significant positive effect on any grain physical quality trait, or on fumonisin concentrations. These results emphasize the importance of genotype selection as a critical crop management option to manage grain physical quality traits and fumonisin contaminations. Fungicides can positively affect yield, but positive effects on dry milling grain quality should not always be expected.Fil: Abdala Alonso, Lucas Jorge. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; ArgentinaFil: Gerde, Jose Arnaldo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; ArgentinaFil: Gambin, Brenda Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; ArgentinaFil: Borras, Lucas. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; ArgentinaJohn Wiley & Sons2018-03info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/185942Abdala Alonso, Lucas Jorge; Gerde, Jose Arnaldo; Gambin, Brenda Laura; Borras, Lucas; Fungicide applications and grain dry milling quality in late-sown maize; John Wiley & Sons; Crop Science; 58; 2; 3-2018; 892-8990011-183X1435-0653CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://acsess.onlinelibrary.wiley.com/doi/10.2135/cropsci2017.08.0510info:eu-repo/semantics/altIdentifier/doi/10.2135/cropsci2017.08.0510info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:45:09Zoai:ri.conicet.gov.ar:11336/185942instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:45:09.412CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Fungicide applications and grain dry milling quality in late-sown maize |
title |
Fungicide applications and grain dry milling quality in late-sown maize |
spellingShingle |
Fungicide applications and grain dry milling quality in late-sown maize Abdala Alonso, Lucas Jorge Maize Fungicide Dry milling Late sown |
title_short |
Fungicide applications and grain dry milling quality in late-sown maize |
title_full |
Fungicide applications and grain dry milling quality in late-sown maize |
title_fullStr |
Fungicide applications and grain dry milling quality in late-sown maize |
title_full_unstemmed |
Fungicide applications and grain dry milling quality in late-sown maize |
title_sort |
Fungicide applications and grain dry milling quality in late-sown maize |
dc.creator.none.fl_str_mv |
Abdala Alonso, Lucas Jorge Gerde, Jose Arnaldo Gambin, Brenda Laura Borras, Lucas |
author |
Abdala Alonso, Lucas Jorge |
author_facet |
Abdala Alonso, Lucas Jorge Gerde, Jose Arnaldo Gambin, Brenda Laura Borras, Lucas |
author_role |
author |
author2 |
Gerde, Jose Arnaldo Gambin, Brenda Laura Borras, Lucas |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
Maize Fungicide Dry milling Late sown |
topic |
Maize Fungicide Dry milling Late sown |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/4.1 https://purl.org/becyt/ford/4 |
dc.description.none.fl_txt_mv |
Argentinean maize (Zea mays L.) is known for its grain hardness, and exporting grain lots are subject to strict regulations regarding physical characteristics and mycotoxin concentrations. Our production system is changing to later sowings, and the use of foliar fungicides is becoming more common due to positive yield responses. In this study, we evaluated the effects of fungicide treatments at different application timing on specific physical grain quality traits and fumonisins in late-sown maize. For this we used four commercial genotypes differing in grain hardness. Measured traits were yield, individual grain weight, dry milling grain quality attributes (test weight, floaters, vitreousness, and 8-mm screen retention), grain composition (oil, protein, and starch), and total fumonisin concentrations. Yield was affected by genotype and fungicide treatments (p < 0.05). Genotypes differed (p < 0.001) in all grain quality attributes and fumonisin concentrations. Particular genotypes had fumonisin values higher than maximum levels accepted for human consumption (4 μg g−1). Fumonisin concentration differences among genotypes were negatively related to their grain hardness. Fungicide treatments, regardless of type and application timing, increased yield in all genotypes by ~350 kg ha−1. However, fungicides had no significant positive effect on any grain physical quality trait, or on fumonisin concentrations. These results emphasize the importance of genotype selection as a critical crop management option to manage grain physical quality traits and fumonisin contaminations. Fungicides can positively affect yield, but positive effects on dry milling grain quality should not always be expected. Fil: Abdala Alonso, Lucas Jorge. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina Fil: Gerde, Jose Arnaldo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina Fil: Gambin, Brenda Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina Fil: Borras, Lucas. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Rosario. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario; Argentina |
description |
Argentinean maize (Zea mays L.) is known for its grain hardness, and exporting grain lots are subject to strict regulations regarding physical characteristics and mycotoxin concentrations. Our production system is changing to later sowings, and the use of foliar fungicides is becoming more common due to positive yield responses. In this study, we evaluated the effects of fungicide treatments at different application timing on specific physical grain quality traits and fumonisins in late-sown maize. For this we used four commercial genotypes differing in grain hardness. Measured traits were yield, individual grain weight, dry milling grain quality attributes (test weight, floaters, vitreousness, and 8-mm screen retention), grain composition (oil, protein, and starch), and total fumonisin concentrations. Yield was affected by genotype and fungicide treatments (p < 0.05). Genotypes differed (p < 0.001) in all grain quality attributes and fumonisin concentrations. Particular genotypes had fumonisin values higher than maximum levels accepted for human consumption (4 μg g−1). Fumonisin concentration differences among genotypes were negatively related to their grain hardness. Fungicide treatments, regardless of type and application timing, increased yield in all genotypes by ~350 kg ha−1. However, fungicides had no significant positive effect on any grain physical quality trait, or on fumonisin concentrations. These results emphasize the importance of genotype selection as a critical crop management option to manage grain physical quality traits and fumonisin contaminations. Fungicides can positively affect yield, but positive effects on dry milling grain quality should not always be expected. |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-03 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/185942 Abdala Alonso, Lucas Jorge; Gerde, Jose Arnaldo; Gambin, Brenda Laura; Borras, Lucas; Fungicide applications and grain dry milling quality in late-sown maize; John Wiley & Sons; Crop Science; 58; 2; 3-2018; 892-899 0011-183X 1435-0653 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/185942 |
identifier_str_mv |
Abdala Alonso, Lucas Jorge; Gerde, Jose Arnaldo; Gambin, Brenda Laura; Borras, Lucas; Fungicide applications and grain dry milling quality in late-sown maize; John Wiley & Sons; Crop Science; 58; 2; 3-2018; 892-899 0011-183X 1435-0653 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://acsess.onlinelibrary.wiley.com/doi/10.2135/cropsci2017.08.0510 info:eu-repo/semantics/altIdentifier/doi/10.2135/cropsci2017.08.0510 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
John Wiley & Sons |
publisher.none.fl_str_mv |
John Wiley & Sons |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
_version_ |
1844613419529928704 |
score |
13.070432 |