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Programa de mejora genética del melocotonero del IVIA

Authors: Martínez-Calvo, José; Llácer, Gerardo; Cunill, M.; Duran, S.; Badenes, María L.;

Programa de mejora genética del melocotonero del IVIA

Abstract

Entre las distintas especies frutales, el melocotonero es la más dinámica en cuanto a renovación varietal, En parte, es debido a la amplia gama varietal disponible. Así, se pueden encontrar frutos del tipo melocotón o nectarina, de carne blanda o firme, de color de la carne blanca o amarilla, de forma redondeada o achatada (paraguayos) etc. La época de recolección se inicia en las zonas cálidas a finales de abril y se alarga hasta principios de noviembre en las zonas más tardías. Esta diversidad fenotípica es posible debido a la existencia de cientos de variedades comerciales que combinan características distintas. Uno de los mayores problemas que afectan al cultivo de esta especie en los países desarrollados es la superproducción, no sólo debida al aumento del rendimiento por hectárea, a causa de las mejoras en las técnicas de cultivo, sino a la expansión del cultivo a zonas tradicionalmente no frutícolas como las subtropicales, en las cuales las nuevas variedades de bajos requerimientos en frío se han adaptado y son una alternativa real y económicamente rentable frente a los cultivos tropicales. El principal mercado para la producción española son los países europeos, los cuales son a su vez grandes productores a nivel mundial, lo que representa una competencia muy importante. Sin embargo, en Valencia, Murcia y parte de Andalucía la climatología permite la producción de variedades más precoces que las de los países competidores. Para aprovechar esta ventaja, se inició en el IVIA en 1997 un programa de mejora cuyos objetivos son la obtención de nuevas variedades de melocotón y nectarina precoces y extraprecoces que superen en calidad del fruto a las actualmente disponibles.

Country
Spain
Keywords

Cruzamientos, Melocotonero, F03 Seed production, Mejora genética, IVIA, Nuevas variedades, F30 Plant genetics and breeding

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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