Results 21 to 30 of about 13,778 (221)

A Pathogen Secreted Protein as a Detection Marker for Citrus Huanglongbing. [PDF]

open access: yes, 2017
The citrus industry is facing an unprecedented crisis due to Huanglongbing (HLB, aka citrus greening disease), a bacterial disease associated with the pathogen Candidatus Liberibacter asiaticus (CLas) that affects all commercial varieties. Transmitted by
Agustina D. Francesco   +18 more
core   +2 more sources

Production of Periwinkle Shell Reinforced Grindstone

open access: yesJournal of Applied Sciences and Environmental Management, 2022
The study involves the use of periwinkle shell particles as reinforcement in the production of grindstone to meliorate its physical and mechanical properties. The assessment of the properties of the periwinkle shell reinforced concrete grindstone showed
I. F. Ikechukwu   +2 more
doaj   +1 more source

Distribution pattern and titer of Candidatus Liberibacter asiaticus in periwinkle (Catharanthus roseus)

open access: yesJournal of Integrative Agriculture, 2018
Candidatus Liberibacter asiaticus (CaLas), an uncultured Gram-negative alphaproteobacterium, is the causal agent of Huanglongbing (HLB) in citrus. CaLas resides in phloem sieve tubes and has been shown to be unequally distributed in different tissues ...
Ya LI   +3 more
doaj   +1 more source

Shakespeare and 'Native Americans': forging identities through the 1916 Shakespeare Tercentenary [PDF]

open access: yes, 2010
This article examines the celebrations organised for the 1916 Shakespeare Tercentenary in three American locations: Wellesley, MA; Atlanta, GA; and Grand Forks, ND.
Smialkowska, Monika
core   +2 more sources

Optimization of Callus Induction and Cell Suspension in Catharanthus roseus [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2012
Periwinkle (Catharanthus roseus) has been considered as an important medicinal plant because it contains many alkaloids such as vincristine and vinblastine.
Jafar Ahmadi   +3 more
doaj   +1 more source

Detecção de 'CA. Phytoplasma phoenicium' em plantas de pervinca (Cathranthus roseus) em Uttar Pradesh, Índia

open access: yesBioscience Journal, 2022
Cathranthus roseus also known as periwinkle, an ornamental plant contains several medicinal values, was found with the symptoms of little leaf and witches’ broom at Shahjahanpur location with the incidence of up to 8%.
Niraj Nath Tiwari   +2 more
doaj   +1 more source

Transmission of Xylella fastidiosa Subspecies Pauca Sequence Type 53 by Different Insect Species

open access: yesInsects, 2019
Diseases associated with Xylella fastidiosa have been described mostly in North and South America. However, during the last five years, widespread X. fastidiosa infections have been reported in a constrained area of the Apulia region (southern Italy), in
Vincenzo Cavalieri   +7 more
doaj   +1 more source

Exploration of the Mechanisms of Differential Indole Alkaloid Biosynthesis in Dedifferentiated and Cambial Meristematic Cells of Catharanthus roseus Using Transcriptome Sequencing

open access: yesFrontiers in Genetics, 2022
Catharanthus roseus produces terpenoid indole alkaloids (TIAs) of high medicinal importance. The current research focuses on finding an efficient production system such as cell suspension cultures for high TIA concentrations.
Pengfei Zhou, Mingxiang Chen
doaj   +1 more source

Evaluation of rheological and fluid loss properties of Nigerian bentonite using periwinkle and mucuna solannie

open access: yesCogent Engineering, 2021
Nigerian bentonite has low fluid loss control and poor rheological properties which are key API specifications. Foreign and imported bentonites are sodium-based, while local bentonites are calcium-based, and there is a need for beneficiation.
Igwilo K. Chinwuba   +4 more
doaj   +1 more source

Texas coastal zone biotopes : an ecography : interim report for the Bay and Estuary Management Program (CRMP) [PDF]

open access: yes, 1972
November 1972Because esthetics, biological environment and physiography are so interrelated and have changeable meanings in various environments, we are obligated to think of the environment in terms of biological change, as environmental protection is ...
Gordon, Kennith G. (Kennith Glenn), 1930-   +1 more
core   +1 more source

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