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Revista Facultad de Ciencias Básicas
Article . 2013 . Peer-reviewed
License: CC BY NC ND
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Revista Facultad de Ciencias Básicas
Article
License: CC BY NC ND
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Atributos Morfológicos de Tubérculos en Genotipos de Solanum Phureja Juz et Buk y su Relación con la Incidencia de la Sarna Polvosa

Authors: Carlos Andrés Palacios Bejarano; José Miguel Cotes Torres;

Atributos Morfológicos de Tubérculos en Genotipos de Solanum Phureja Juz et Buk y su Relación con la Incidencia de la Sarna Polvosa

Abstract

<p>El objetivo de este trabajo es determinar si existe relación entre las características morfológicas de genotipos de <em>Solanum phureja </em>de la colección de trabajo de la Universidad Nacional de Colombia y la respuesta al ataque de la sarna polvosa en tubérculos. Se evaluaron 93 genotipos y de cada uno se cosecharon diez tubérculos en el municipio de La Unión (Ant). Se determinó la densidad y el área de las lenticelas, el grosor de la peridermis, el color y forma de los tubérculos. Los datos obtenidos se confrontaron con la información de la incidencia de la sarna polvosa en tubérculos, bajo condiciones de campo. Se encontró que existe una amplia variabilidad genética en la colección evaluada para todas las características morfológicas de tubérculos. Los tubérculos de color negro presentaron mayor densidad y área de lenticelas y el menor grosor de peridermis, mientras que los genotipos rojizos presentaron menores densidades y área de lenticelas y valores intermedios para el grosor de la peridermis. Por otro lado los tubérculos alargados presentan mayor densidad de lenticelas y menor grosor de peridermis, mientras que los tubérculos ovalados presentan el comportamiento contrario. Igualmente se encontró que los tubérculos redondos presentaron bajos valores de densidad de lenticelas y grosor de la peridermis. No se encontró relación entre las características morfológicas evaluadas y la incidencia de la sarna polvosa en campo.</p>

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selected citations
These citations are derived from selected sources.
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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