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Maize (Zea mays L.) production in Argentina changed markedly during the last decade due to the widespread adoption of late sowing dates, expanding its productive area, and diversifying crop end-uses. This study was conducted to assess how the sowing date and nitrogen (N) availability affect grain yield, its physiological determinants (biomass and its partitioning), and numeric components (kernel number and kernel weight) of maize hybrids marketed for [ver mas...]
dc.contributor.authorChazarreta, Yésica Daniela
dc.contributor.authorAlvarez Prado, Santiago
dc.contributor.authorGiménez, Víctor D.
dc.contributor.authorCarcedo, Ana Julia Paula
dc.contributor.authorLópez, César G.
dc.contributor.authorCiampitti, Ignacio Antonio
dc.contributor.authorOtegui, María Elena
dc.date.accessioned2025-03-12T15:52:51Z
dc.date.available2025-03-12T15:52:51Z
dc.date.issued2025-02
dc.identifier.issn0011-183X
dc.identifier.issn1435-0653 (online)
dc.identifier.otherhttps://doi.org/10.1002/csc2.21414
dc.identifier.urihttp://hdl.handle.net/20.500.12123/21634
dc.identifier.urihttps://acsess.onlinelibrary.wiley.com/doi/10.1002/csc2.21414
dc.description.abstractMaize (Zea mays L.) production in Argentina changed markedly during the last decade due to the widespread adoption of late sowing dates, expanding its productive area, and diversifying crop end-uses. This study was conducted to assess how the sowing date and nitrogen (N) availability affect grain yield, its physiological determinants (biomass and its partitioning), and numeric components (kernel number and kernel weight) of maize hybrids marketed for different end-uses. Field experiments were conducted in two growing seasons (2019–2020 and 2020–2021) and two sowing dates within each season (early and late) at a site in the main maize-producing region of Argentina. Within each season × sowing date combination, eight commercial maize hybrids (commercialized as grain, dual-purpose, or silage) were tested under two N levels (N0: no N applied; N250: fertilized with 250 kg N ha−1). The greatest grain yield, biomass, kernel number, and harvest index corresponded to the grain hybrids. Dual-purpose hybrids showed an intermediate grain yield, the highest kernel weight, and a more “silage” than “graniferous” behavior. Silage hybrids had improved light interception up to silking + 15 days (R2) but exhibited the lowest grain yield. Differences in end-use steered crop breeding efforts toward different physiological strategies. The improved understanding of the physiological mechanisms underlying the productivity among maize hybrids with varying end-uses will assist in the selection and management of suitable cultivars to be grown under different systems and environmental variations associated with an extended sowing date period.eng
dc.formatapplication/pdfes_AR
dc.language.isoenges_AR
dc.publisherWileyes_AR
dc.relationinfo:eu-repograntAgreement/INTA/PNCYO-1127042/AR./Bases ecofisiológicas para el mejoramiento genético y la calidad diferenciada de cereales y oleaginosas.
dc.rightsinfo:eu-repo/semantics/restrictedAccesses_AR
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/4.0/es_AR
dc.sourceCrop Science 65 (1) : e21414. (January/February 2025)es_AR
dc.subjectMaízes_AR
dc.subjectMaizeeng
dc.subjectFecha de Siembraes_AR
dc.subjectSowing Dateeng
dc.subjectRendimiento de Cultivoses_AR
dc.subjectCrop Yieldeng
dc.subjectNitrógenoes_AR
dc.subjectNitrogeneng
dc.subjectPeso de la Semillaes_AR
dc.subjectSeed Weighteng
dc.subjectArgentinaes_AR
dc.subjectBiomasaes_AR
dc.subjectBiomasseng
dc.subject.otherHíbrido Comerciales_AR
dc.titleYield determination of temperate maize hybrids with different end-uses : an ecophysiological analysises_AR
dc.typeinfo:ar-repo/semantics/artículoes_AR
dc.typeinfo:eu-repo/semantics/articlees_AR
dc.typeinfo:eu-repo/semantics/publishedVersiones_AR
dc.rights.licenseCreative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)es_AR
dc.description.origenEEA Pergaminoes_AR
dc.description.filFil: Chazarreta, Yésica D. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino; Argentinaes_AR
dc.description.filFil: Chazarreta, Yésica D. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentinaes_AR
dc.description.filFil: Chazarreta, Yésica D. Universidad Nacional del Noroeste de la Provincia de Buenos Aires. Escuela de Ciencias Agrarias, Naturales y Ambientales; Argentinaes_AR
dc.description.filFil: Álvarez Prado, S. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Instituto de Investigaciones en Ciencias Agrarias de Rosario. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentinaes_AR
dc.description.filFil: Álvarez Prado, S. Universidad Nacional de Rosario. Facultad de Ciencias Agrarias. Cátedra de Sistemas de Cultivos Extensivos-GIMUCE; Argentinaes_AR
dc.description.filFil: Giménez, Víctor D. Kansas State University. Department of Agronomy; Estados Unidoses_AR
dc.description.filFil: Giménez, Víctor D. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Cerealicultura; Argentinaes_AR
dc.description.filFil: Carcedo, Ana J. P. Kansas State University. Department of Agronomy; Estados Unidoses_AR
dc.description.filFil: López, César G. Universidad Nacional de Lomas de Zamora. Facultad de Ciencias Agrarias. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigación sobre Producción Agropecuaria, Ambiente y Salud. Comisión de Investigaciones Científicas; Argentinaes_AR
dc.description.filFil: López, César G. Universidad Nacional de Lomas de Zamora. Facultad de Ciencias Agrarias. Instituto de Investigación sobre Producción Agropecuaria, Ambiente y Salud. Comisión de Investigaciones Científicas. Cátedra de Mejoramiento Genético; Argentinaes_AR
dc.description.filFil: Ciampitti, Ignacio A. Kansas State University. Department of Agronomy; Estados Unidoses_AR
dc.description.filFil: Otegui, María Elena. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino; Argentinaes_AR
dc.description.filFil: Otegui, María E. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentinaes_AR
dc.description.filFil: Otegui, María E. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal; Argentinaes_AR
dc.subtypecientifico


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