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Genus Orthotospovirus in Costa Rica: A Central American case
El género Orthotospovirus en Costa Rica: Un caso centroamericano
(2023-12-28)
Objective/Background. The Orthotospovirus genus encompasses a range of economically significant and emerging plant viruses that affect a variety of crops globally. While the prevalence and characteristics of these ...
Incidence, Distribution, and Association of Spongospora subterranea and Potato mop-top virus in Costa Rica
(2008)
A survey was conducted in 39 potato (Solanum tuberosum) fields in Costa Rica to determine incidence and association of Spongospora subterranean f. sp. subterranea and Potato mop-top pomovirus (PMTV). The fields were located ...
Population Genomic Analysis of a Bacterial Plant Pathogen: Novel Insight into the Origin of Pierce’s Disease of Grapevine in the U.S.
(2010-11)
Invasive diseases present an increasing problem worldwide; however, genomic techniques are now available to investigate the timing and geographical origin of such introductions. We employed genomic techniques to demonstrate ...
Genetic Diversity of Xylella fastidiosa Strains from Costa Rica, São Paulo, Brazil, and United States
(2007-10)
The diversity of 42 Xylella fastidiosa strains from Costa Rica, São Paulo, Brazil, and the United States were analyzed using the sequence of the 16S rRNA gene by variable number of tandem repeat (VNTR) fragment analysis ...
Catharanthus roseus (Apocynaceae) naturally infected with diverse phytoplasmas in Costa Rica
Catharanthus roseus (Apocynaceae) naturalmente infectada con diversos fitoplasmas en Costa Rica
(2019-01-30)
Phytoplasmas (class Mollicutes) are causal agents of plant diseases with an economic impact on crops or threatening local biodiversity. A survey was conducted from 2012 to 2016 on infected Catharanthus roseus plants that ...
Isolation and molecular characterization of Xylella fastidiosa from coffee plants in Costa Rica
(2008-10)
Coffee plants exhibiting a range of symptoms including mild to severe curling of leaf margins, chlorosis and deformation of leaves, stunting of plants, shortening of internodes, and dieback of branches have been reported ...
First report of Iris yellow spot virus in Costa Rica
(2017)
Iris yellow spot virus (IYSV), an emerging disease of onion crops, was identified by transmission electron microscopy, enzyme linked immunosorbent assay, and reverse transcription polymerase chain reaction in Costa Rica. ...
Diagnóstico de infecciones virales en plantaciones de papa (Solanum tuberosum L.) en la zona de Alfaro Ruiz, Costa Rica
Diagnostic of viral infections in potato (Solanum tuberosum) in Alfaro Ruíz, Costa Rica
(2008)
La presencia de 13 virus que afectan al cultivo de papa se investigó en el cantón de Alfaro Ruiz (zona de Zarcero) en Costa Rica. Se muestrearon 14 plantaciones de papa, y de cada una se recolectaron muestras foliares de ...
Genipa americana and Ageratina anisochroma, two new hosts of Candidatus Phytoplasma asteris in Costa Rica
(2018-08-23)
We report two new plant species hosts for Candidatus Phytoplasma asteris: Genipa americana (Rubiaceae) and Ageratina anisochroma (Asteraceae). Phytoplasma infections were detected by real-time loop-mediated isothermal ...
First Report of Xylella fastidiosa in Avocado in Costa Rica
(2008-01)
Since the late 1990s, chlorotic mottling, marginal scorch, deformation of leaves, defoliation, shortening of internodes, and branch dieback have been observed in avocado trees (Persea americana Mill.) in Costa Rica. The ...