Analysis of the variability in Locale di Modica broad bean population [Vicia faba L.; Sicily]

In the geographic area of the ancient Contea of Modica (Ragusa, Sicily), a morphological and bio-agronomic analysis of traits of 13 ecotypes of a local population of broad bean (Locale di Modica) was carried out; data were recorded in the farms from which seeds were collected (2002-2003) and in the...

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Published inItalus Hortus (Italy) Vol. 13; no. 2
Main Authors Abbate, V, Avola, G, Galfo, A, Barone, S, Sortino, O, Tuttobene, R, Torrisi, B, Skonieczny, G
Format Magazine Article
LanguageItalian
Published 01.03.2006
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Summary:In the geographic area of the ancient Contea of Modica (Ragusa, Sicily), a morphological and bio-agronomic analysis of traits of 13 ecotypes of a local population of broad bean (Locale di Modica) was carried out; data were recorded in the farms from which seeds were collected (2002-2003) and in the experimental fields (2002-2004, Cava d'Ispica, Ragusa) of the University of Catania. The variability of biometric traits was studied utilizing the coefficient of variance (CV) and two techniques of multivariate analysis, principal component analysis (PCA) and cluster variables analysis (CLUVAR); the traits showed a fairly good degree of stability and allowed the individuation of a cluster of genotypes referred to the population Locale of Modica, using the mean values and the relative range of the aforesaid characters as standard E' stata condotta una valutazione morfo-bio-agronomica di 13 ecotipi di una popolazione locale di fava (Locale di Modica) nelle aziende di provenienza del seme e, per un biennio, in uno stesso ambiente, allo scopo di stimarne la biodiversità e definire, sulla base di alcune caratteristiche significative, uno standard della popolazione. I dati biometrici rilevati, elaborati utilizzando il coefficiente di variabilità e due tecniche di analisi multivariata, l'analisi delle componenti principali (PCA) e la cluster variables analysis (CLUVAR), hanno consentito di individuare un gruppo di genotipi simili riconducibili alla popolazione Locale di Modica, utilizzando come standard i valori medi e relativo campo di variazione delle suddette caratteristiche
Bibliography:F50
F30
F01
2007602323
ISSN:1127-3496