Yasser E. Ibrahim
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View article: Characterization of Pseudomonas mediterranea and Pseudomonas viridiflava strains associated with tomato pith necrosis in the Al Taif region, Saudi Arabia
Characterization of Pseudomonas mediterranea and Pseudomonas viridiflava strains associated with tomato pith necrosis in the Al Taif region, Saudi Arabia Open
Tomato pith necrosis is a damaging disease affecting greenhouse and field-grown tomato production globally, often associated with environmental stress and excessive nitrogen fertilization. This study investigates the bacterial etiology and…
View article: Antibiotic and Copper Sensitivity in Erwinia amylovora Isolates from Northern Saudi Arabia, and the Induction of Fire Blight Suppression by Salicylic Acid
Antibiotic and Copper Sensitivity in Erwinia amylovora Isolates from Northern Saudi Arabia, and the Induction of Fire Blight Suppression by Salicylic Acid Open
Fire blight, caused by Erwinia amylovora, is a severe disease impacting pome fruit production worldwide, including in Saudi Arabia. This study evaluated antibiotic sensitivity and the potential of chemical and elicitor treatments to suppre…
View article: Copper Sensitivity, Host Resistance, and Bacteriophage Biocontrol of Xanthomonas euvesicatoria pv. euvesicatoria, the Causal Agent of Bacterial Spot in Pepper and Tomato Plants in the Riyadh Region, Saudi Arabia
Copper Sensitivity, Host Resistance, and Bacteriophage Biocontrol of Xanthomonas euvesicatoria pv. euvesicatoria, the Causal Agent of Bacterial Spot in Pepper and Tomato Plants in the Riyadh Region, Saudi Arabia Open
Bacterial spot disease, caused by Xanthomonas euvesicatoria pv. euvesicatoria significantly threatens tomato and pepper production globally, including in Saudi Arabia. This study evaluated the sensitivity of 85 X. e. pv. euvesicatoria stra…
View article: Characterization of <i>Erwinia amylovora</i> isolates from the northern region of Saudi Arabia, including <scp>CRISPR</scp> genotyping
Characterization of <i>Erwinia amylovora</i> isolates from the northern region of Saudi Arabia, including <span>CRISPR</span> genotyping Open
Fire blight, caused by the bacterium Erwinia amylovora , poses a global threat to the pome fruit industry, leading to reduced yields and significant economic losses. A comprehensive countrywide survey was carried out to determine the possi…
View article: Potential of resistance inducers for citrus huanglongbing management via soil application and assessment of induction of pathogenesis-related protein genes
Potential of resistance inducers for citrus huanglongbing management via soil application and assessment of induction of pathogenesis-related protein genes Open
Huanglongbing (HLB) or citrus greening currently is the most devastating citrus disease worldwide. Unfortunately, no practical cure has been available up to now. This makes the control of HLB as early as possible very important to be condu…
View article: Fungicidal Effect of Guava Wood Vinegar against Colletotrichum coccodes Causing Black Dot Disease of Potatoes
Fungicidal Effect of Guava Wood Vinegar against Colletotrichum coccodes Causing Black Dot Disease of Potatoes Open
Wood vinegar (WV) by-product of charcoal production is considered one of the most promising alternatives to synthetic pesticide and fertilizer applications, especially for organic production. Our goal in this study is to evaluate the effic…
View article: Differentiation of ‘Candidatus Liberibacter asiaticus’ in Saudi Arabia based on tandem repeat variability in genomic locus
Differentiation of ‘Candidatus Liberibacter asiaticus’ in Saudi Arabia based on tandem repeat variability in genomic locus Open
Citrus greening, or huanglongbing, is a destructive disease threatening many citrus worldwide, and drastically altering the global dynamics of the citrus industry. The disease is caused by one of several unculturable bacterial species belo…
View article: Characterization of the Asian Citrus Psyllid-‘Candidatus Liberibacter Asiaticus’ Pathosystem in Saudi Arabia Reveals Two Predominant CLas Lineages and One Asian Citrus Psyllid Vector Haplotype
Characterization of the Asian Citrus Psyllid-‘Candidatus Liberibacter Asiaticus’ Pathosystem in Saudi Arabia Reveals Two Predominant CLas Lineages and One Asian Citrus Psyllid Vector Haplotype Open
In Saudi Arabia (SA), the citrus greening disease is caused by ‘Candidatus Liberibacter asiaticus’ (CLas) transmitted by the Asian citrus psyllid (ACP) Diaphorina citri. The origin and route(s) of the ACP-CLas pathosystem invasion in SA ha…
View article: Molecular epidemiology of the citrus bacterial pathogen <i>Xanthomonas citri</i> pv. <i>citri</i> from the Arabian Peninsula reveals a complex structure of specialist and generalist strains
Molecular epidemiology of the citrus bacterial pathogen <i>Xanthomonas citri</i> pv. <i>citri</i> from the Arabian Peninsula reveals a complex structure of specialist and generalist strains Open
Molecular epidemiology studies are essential to refine our understanding of migrations of phytopathogenic bacteria, the major determining factor in their emergence, and to understand the factors that shape their population structure. Micro…
View article: Molecular and physiological characterization of Fusarium strains associated with different diseases in date palm
Molecular and physiological characterization of Fusarium strains associated with different diseases in date palm Open
Several species of Fusarium cause serious diseases in date palm worldwide. In the present work, 14 SSR markers were used to assess the genetic variation of Fusarium strains isolated from diseased trees in Saudi Arabia. We also studied the …
View article: Molecular and physiological characterization of Fusarium strains associated with different diseases in date palm
Molecular and physiological characterization of Fusarium strains associated with different diseases in date palm Open
Data obtained from Fusarium strains, collected from date palm trees showing disease symptoms, that were grown on different temperatures, ranging from 15 to 40°C. SSR data generated from the same Fusarium strains using primer-pairs of SSR m…
View article: Management of Asiatic Citrus Canker Under Field Conditions in Saudi Arabia Using Bacteriophages and Acibenzolar-<i>S</i>-Methyl
Management of Asiatic Citrus Canker Under Field Conditions in Saudi Arabia Using Bacteriophages and Acibenzolar-<i>S</i>-Methyl Open
Applications of formulated bacteriophages with skim milk and sucrose or nonformulated bacteriophages combined with acibenzolar-S-methyl (ASM) were compared with copper bactericides applications for suppressing Asiatic citrus canker (ACC) c…
View article: Bacillus subtilis QST 713, copper hydroxide, and their tank mixes for control of bacterial citrus canker in Saudi Arabia
Bacillus subtilis QST 713, copper hydroxide, and their tank mixes for control of bacterial citrus canker in Saudi Arabia Open
Citrus Bacterial Canker (CBC) is a serious disease that affects production of almost all commercial citrus cultivars in subtropical citrus growing regions worldwide. In this study, the effectiveness of monthly foliar sprays of wettable pow…