Results 21 to 30 of about 49,351 (214)

Iodixanol density gradients as an effective phytoplasma enrichment approach to improve genome sequencing

open access: yesFrontiers in Microbiology, 2022
Obtaining complete phytoplasma genomes is difficult due to the lack of a culture system for these bacteria. To improve genome assembly, a non-ionic, low- and iso-osmotic iodixanol (Optiprep™) density gradient centrifugation method was developed to enrich
Bianca Rodrigues Jardim   +7 more
doaj   +1 more source

Jujube witches' broom ('Zaofeng') disease: bacteria that drive the plants crazy

open access: yesFruit Research, 2023
Jujube witches' broom (JWB) disease, referred to as 'Zaofeng' disease in Chinese, is associated with the JWB phytoplasma ('Candidatus Phytoplasma ziziphi') and causes heavy losses in the jujube industry.
Sicheng Guo   +14 more
doaj   +1 more source

Effect of the entomopathogenic fungus, Beauveria bassiana inhibiting whitefly transmission of squash leaf curl virus infecting squash

open access: yesEgyptian Journal of Biological Pest Control, 2023
Background Squash leaf curl virus (SLCV) is efficiently transmitted and spread by the whitefly, Bemisia tabaci (Gennadius), which is the only vector that transmits begomoviruses naturally causing huge crop losses through feeding damage.
Abeer Salah El-Deen Abd El-Wahab   +4 more
doaj   +1 more source

A survey of ‘Candidatus Phytoplasma pyri’ isolates in the Czech Republic based on imp gene genotyping

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2022
‘Candidatus Phytoplasma spp.’ are pathogenic bacteria that infect many plant species. ‘Candidatus Phytoplasma pyri’, one of the members of the 16SrX group causes pear decline disease that adversely affects pear crops.
Lucie VALENTOVÁ   +8 more
doaj   +1 more source

An Update on Phytoplasma Diseases Associated With Ornamentals in Asia

open access: yes, 2023
The economic importance of ornamentals has been progressing significantly in many Asian countries with international demand expanding continuously. Cut flowers represent the largest segment of the industry followed by flowering potted plants, trees ...
Hemmati, C.   +6 more
core   +1 more source

Detection and molecular identification of a 16SrI group phytoplasma associated with sisal purple leafroll disease

open access: yesPlant Protection Science, 2023
Sisal purple leafroll disease (SPLD) is a destructive disease affecting sisal in China, however, its etiology remains unknown. This disease is characterized by purple margins and rolling and yellowing of the leaves.
Guihua Wang   +8 more
doaj   +1 more source

Occurrence, Distribution and Molecular Characterization of Phytoplasma Infecting Chickpea (Cicer arietinum L.) from Tamil Nadu [PDF]

open access: yesMadras Agricultural Journal, 2021
Phytoplasma is an obligate prokaryote infecting a wide array of crops suchas urdbean, sesame, brinjal and many other vegetable crops in India.Several workers have noticed the recent outbreak of phytoplasma diseasein several pulse crops.
Latha T K S   +3 more
doaj   +1 more source

Description of the genus ‘Candidatus Phytoplasma’, a taxon for the wall-less non-helical prokaryotes that colonize plant phloem and insects

open access: yes, 2004
The trivial name 'phytoplasma' has been adopted to collectively name wall-less, non-helical prokaryotes that colonize plant phloem and insects, which were formerly known as mycoplasma-like organisms.
AND OTHER 26 AUTHORS   +2 more
core   +2 more sources

Detection, Identification and Molecular Characterization of the 16SrII-V Subgroup Phytoplasma Strain Associated with Pisum sativum and Parthenium hysterophorus L.

open access: yesPlants, 2023
Two unrelated plant species, green pea and parthenium weed, harboring typical phytoplasma symptoms, were discovered in Yunlin, Taiwan. Green pea (Pisum sativum.) and parthenium weed (Parthenium hysterophorus L.) are both herbaceous annual plants ...
Yi-Ching Chiu   +5 more
doaj   +1 more source

Genetic analysis of ‘Candidatus Phytoplasma aurantifolia’ associated with witches’ broom on acid lime trees [PDF]

open access: yesPeerJ, 2018
“Candidatus Phytoplasma aurantifolia” is associated with witches’ broom disease of lime in Oman and the UAE. A previous study showed that an infection by phytoplasma may not necessarily result in the physical appearance of witches’ broom symptoms in some
Aisha G. Al-Ghaithi   +3 more
doaj   +2 more sources

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