Evaluation of the incidence and severity of olive leaf spot caused by spilocaea oleagina on olive trees in palestine 459 the relationship between disease incidence and disease severity is described by a linear regression figure 4. In order to get insight, an in vitro culture of the fungus has been established and its identity confirmed by amplified fragment length polymorphism analysis. Tunisia has an inheritance rich of table olive cultivars with about 24. Pdf relative susceptibility of new olive cultivars to. Download adobe acrobat reader free software to read pdf files.
Use the link below to share a fulltext version of this article with your friends and colleagues. Pdf resistance of olive tree to spilocaea oleagina is mediated. This plant disease commonly affects the leaves of olive trees worldwide. Phylogeny of the fungus spilocaea oleagina, the causal agent of. The fungus spilocaea oleagina causes peacock leaf spot in olive. Pdf spilocaea oleagina in olive groves of southern spain. Spilocaea oleaginea is a deuteromycete fungal plant pathogen, the cause of the disease olive peacock spot, also known as olive leaf spot and birds eye spot. Survey of spilocaea oleagina, causal agent of olive leaf spot, in north of iran. Files are available under licenses specified on their description page.
Overall, tetraconazole reduced the disease and, as a systemic action, may be associated with dodine or copper to control spilocaea oleagina particularly when the disease is well developed. Olive scab or leaf spot, caused by the fungus spilocaea oleagina, is widespread in the mediterranean region. Observations on spot caused by fusicladium oleagineum on olives. Olive leaf spot ols caused by the fungus spilocaea oleagina castagne is one of the serious diseases of olive trees in many parts of the world. Phylogeny of the fungus spilocaea oleagina, the causal. If you see many leaves falling off from your olive tree, and there are blackish stains on the surface of. Resistance of olivetree to spilocaea oleagina is mediated by the synthesis of phenolic compounds. Pdf survey of spilocaea oleagina, causal agent of olive leaf spot. Relative susceptibility of new olive cultivars to spilocaea oleagina, colletotrichum acutatum, and pseudocercospora cladosporioides. Ishs iii international symposium on olive growing epidemiology of leaf spot of olive tree caused by spilocaea oleagina in southern spain. Article full text enhanced pdf format, 303501 bytes. Losses arise mostly from defoliation of severely infected trees, with consequently reduced yield.
The disease is caused by the fungus spilocaea oleagina and can reduce the growth and yield of olive trees. The seventh scientific agricultural conference ssac2012 irbid jordan october 810, 2012 conference program organized by. The distribution in this summary table is based on all the information available. All structured data from the file and property namespaces is available under the creative commons cc0 license. The disease affects trees throughout the growing season and can cause significant losses in yield. Evaluation of the incidence and severity of olive leaf. Response of olive olea europaeacultivars against venturia.
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