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Diagnosis of some symptoms on the date palm Phoenix dactylifera L. | ||
| Basrah Journal For Date Palm Research | ||
| Article 4, Volume 9, Issue 2, 2010, Pages 21-31 PDF (0 K) | ||
| Author | ||
| Ramiz Mahdi Salih Al-Asadi | ||
| Abstract | ||
| This study was conducted for diagnose of some symptoms that observed on the date palms orchards , as the study included a field survey of 12 orchard and three districts of the Abu Al-khasseb, Shatt al-Arab and Karmat Ali, It was observed through the spread of cases of diseases , injuries insects and a decline of date palm , regions were involved in the emergence of these cases. The results showed that the fungi Fusarium moniliforme and Curvularia tuberculata were isolated the were represented as causes agent of symptoms of palm undiagnosed previously, which were found on the samples brought to the Lab. Pathogenicity test showed the ability of the fungi F. moniliforme and C. tuberculata to shown symptoms of infection to inoculated fronds . The field and microscopic examination indicated that the insect termite and the larger date moth Arenipses sabella had a role in the appearance of symptoms of a new injury on the palm as sudden fall of the fronds and bunches deformation. The study also revealed that some cases of death and decline of the palm caused by external non biotic causes . | ||
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