Results 61 to 70 of about 1,957 (193)

Transmission of the Citrus Variegated Chlorosis Bacterium Xylella fastidiosa with the Sharpshooter Oncometopia nigricans [PDF]

open access: yesPlant Disease, 2002
Citrus variegated chlorosis (CVC) is an economically important, destructive disease in Brazil and is caused by the bacterium Xylella fastidiosa Wells. The bacterium has been found to be transmitted in Brazil by sharpshooter leafhoppers (Cicadellidae). Sharpshooters are present in most citrus growing areas of the United States.
R H, Brlansky   +2 more
openaire   +2 more sources

A new minisatellite-based scheme for the global surveillance of Xanthomonas citri pv. citri, the causal agent of Asiatic Citrus Canker. : S12O12 [PDF]

open access: yes, 2012
Xanthomonas citri pv. citri (Xcc), the causal agent of Asiatic Citrus Canker, is an internationally major bacterial pathogen currently not reported from countries in the Mediterranean basin, including the EU. Some pathological diversity among strains was
Escalon, Aline   +8 more
core  

Pest categorisation of Elsinoë fawcettii and E. australis [PDF]

open access: yes, 2017
The Panel on Plant Health performed a pest categorisation of Elsinoë fawcettii and E. australis, the causal agents of citrus scab diseases, for the EU.
Alan MacLeod   +24 more
core   +1 more source

Specific amplification of iron receptor genes in Xylella fastidiosa strains from different hosts

open access: yesGenetics and Molecular Biology, 2006
Bacterial production of siderophores may involve specific genes related to nonribosomal peptide and polyketide biosynthesis, which have not been fully identified in the genome of Xylella fastidiosa strain 9a5c.
Flávia Teresa Hansen Pacheco   +5 more
doaj   +1 more source

All‐in‐one Xylella detection and identification: A nanopore sequencing‐compatible conventional PCR

open access: yesPlant Pathology, Volume 73, Issue 5, Page 1072-1089, June 2024.
A new diagnostic PCR assay assesed with an Interlaboratory Test Performance Study (TPS) by five plant pathology laboratories that can accurately detect and differentiate all species and subspecies in Xylella genus. Abstract Xylella fastidiosa is a plant‐pathogenic bacterium that poses a serious threat to the production of economically important plant ...
Johanna Wong‐Bajracharya   +11 more
wiley   +1 more source

Uso do método de dissipação de calor para a medição do fluxo de seiva em mudas cítricas [PDF]

open access: yes
Sap flow could be used as physiological parameter to assist irrigation of screen house citrus nursery trees by continuous water consumption estimation.
ARAÚJO, João Paulo de Campos   +3 more
core   +1 more source

Comparison of protocols for the extraction of genomic DNA from Sharpshooters (Hemiptera: Cicadellidae) for the detection of Xylella fastidiosa

open access: yesArquivos do Instituto Biológico, 2018
: The bacterium Xylella fastidiosa, the causal agent of citrus variegated chlorosis (CVC), is dependent on vector insects for its spread and infection of citrus hosts.
Rúbia de Oliveira Molina   +2 more
doaj   +1 more source

Characterization of copy numbers of 16S rDNA and 16S rRNA of Liberibacter asiaticus and the implication in detection using quantitative PCR [PDF]

open access: yes, 2009
Background Citrus Huanglongbing (HLB) is one of the most devastating diseases on citrus and is associated with Candidatus Liberibacter spp.. The pathogens are phloem limited and have not been cultured in vitro.
Jeong-soon Kim, Nian Wang
core   +2 more sources

A high‐throughput analysis of high‐resolution X‐ray CT images of stems of olive and citrus plants resistant and susceptible to Xylella fastidiosa

open access: yesPlant Pathology, Volume 73, Issue 3, Page 630-643, April 2024.
Though morphological traits of resistant olives (narrow vessels) and citrus' (connected vessels) are distinct, across both taxa, susceptible cultivars have many more vessels; representing a potentially broader‐reaching trend. Abstract The bacterial plant pathogen Xylella fastidiosa causes disease in several globally important crops.
Nancy C. Walker   +7 more
wiley   +1 more source

Potential vectors of Xylella fastidiosa: a study of leafhoppers and treehoppers in citrus agroecosystems affected by Citrus Variegated Chlorosis [PDF]

open access: yesEntomologia Experimentalis et Applicata, 2016
AbstractThis study investigated the predominant leafhopper and treehopper (Hemiptera, Auchenorrhyncha) species in Citrus Variegated Chlorosis (CVC)‐affected citrus agroecosystems in Argentina, their seasonal fluctuation, and their potential role as vectors of Xylella fastidiosa Wells et al., using molecular methods for detection.
Dellapé, Gimena   +3 more
openaire   +3 more sources

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