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First Report of Xylella fastidiosa in Avocado in Costa Rica 

Montero Astúa, Mauricio; Saborío Rodríguez, Guido Alonso; Chacón Díaz, Carlos; Garita Salazar, Laura Cristina; Villalobos Muller, William; Moreira Carmona, Lisela; Hartung, John; Rivera Herrero, Carmen (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 ...
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‘Candidatus Phytoplasma costaricanum’ a novel phytoplasma associated with an emerging disease in soybean (Glycine max). 

Lee, Ing-Ming; Bottner Parker, Kristi D.; Zhao, Yan; Villalobos Muller, William; Moreira Carmona, Lisela (2011-12)
A novel phytoplasma, designated strain SoyST1c1, associated with a newly emerging disease in soybean (Glycine max), known as soybean stunt (SoyST), was found in 2002 in a soybean plantation in Alajuela Province, Costa Rica. ...

First Report of a Phytoplasma Associated with Witches'-Broom of the Giant Coral Tree (Erythrina poeppigiana,Fabaceae) in Costa Rica 

Saborío Rodríguez, Guido Alonso; Villalobos Muller, William (2007-11)
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Isolation and molecular characterization of Xylella fastidiosa from coffee plants in Costa Rica. 

Aguilar Alvarez, Estela Yamileth; Rodríguez Solís, Carlos Mario; Garita Salazar, Laura Cristina; Villalobos Muller, William; Moreira Carmona, Lisela; Hartung, John; Rivera Herrero, Carmen; Montero Astúa, Mauricio; Chacón Díaz, Carlos (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 ...
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Infección de la orquídea terrestre Phaius tankervillae (Orchidaceae) con el cymbidium mosaic potexvirus (CymMV) en Costa Rica 

Moreira Carmona, Lisela; Villalobos Muller, William; Rodríguez Cerezo, Emilio; Rivera Herrero, Carmen (1999)
En 1996, en un pequeño vívero comercial en la zona oeste del Valle Central de Costa Rica se observaron plantas de la orquídea terrestres Phaius tankervilliae que mostraban síntomas foliares de leves a severos de un estriado ...
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Estudio de la distribución de las enfermedades virosas de la caña de azúcar en Costa Rica 

Chavarría Soto, Erick; Moreira Carmona, Lisela; Lockhart, Benham E.; Rivera Herrero, Carmen; Villalobos Muller, William (2006)
El estudio de las enfermedades de origen viral requiere de técnicas inmunológicas de alta precisión y confiabilidad. Haciendo uso de estas herramientas y con el apoyo del Ministerio de Ciencia y Tecnología y del Centro de ...

First Report of Xylella fastidiosa Infecting Citrus in Costa Rica 

Aguilar Alvarez, Estela Yamileth; Villalobos Muller, William; Moreira Carmona, Lisela; Rodríguez Solís, Carlos Mario; Kitajima, Elliot Watanabe; Rivera Herrero, Carmen (2005-06)
Citrus variegated chlorosis (CVC) is an important disease mainly of sweet orange (Citrus sinensis (L.) Osbeck) cultivars. It was first described in Brazil in the state of Sā Paulo in 1987 (4). The disease has spread to all ...
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Guazuma ulmifolia (Sterculiaceae), a new natural host of 16SrXV phytoplasma in Costa Rica
Guazuma ulmifolia (Sterculiaceae), un nuevo hospedero natural de fitoplasmas del grupo 16SrXV en Costa Rica 

Villalobos Muller, William; Martini, Marta; Garita Salazar, Laura Cristina; Osler, Ruggero; Moreira Carmona, Lisela; Muñoz García, Melania Nelly (2011-04)
Guacimo trees (Guazuma ulmifolia, Sterculiaceae) showing witches’ broom symptoms (GWB), small leaves, short internodes, stunting and no flower and fruit production were observed on side roads and fences in different areas ...
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Chayote mosaic, a new disease in Sechium edule caused by a tymovirus 

Hord, Melanie J.; Villalobos Muller, William; Lizano Umaña, Ana Victoria; Rivera Herrero, Carmen (1997-04)
A sap-transmissible virus was isolated from chayote (Sechium edule) in Costa Rica. Infected plants showed chlorotic spots and rings, and blotchy mosaics, which often coalesced to give a complete mosaic and leaf deformation. ...

First Report of the Cymbidium Mosaic Potexvirus (CymMV) Infecting the Terrestrial Orchid Phaius tankervilliae in Costa Rica 

Moreira Carmona, Lisela; Villalobos Muller, William; Hsu, H.T.; Rodríguez Cerezo, Emilio; Rivera Herrero, Carmen (1998-10)
In 1996, plants of the terrestrial orchid Phaius tankervilliae from a nursery in the Central Valley of Costa Rica were observed with mild to severe foliar symptoms of chlorotic streak. No differences were observed in growth, ...
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Villalobos Muller, William (24)
Moreira Carmona, Lisela (20)Rivera Herrero, Carmen (17)Rodríguez Solís, Carlos Mario (6)Garita Salazar, Laura Cristina (5)Montero Astúa, Mauricio (5)Lee, Ing-Ming (4)Bottner Parker, Kristi D. (3)Díaz, Carlos (3)Saborío Rodríguez, Guido Alonso (3)... View MoreTypeinfo:eu-repo/semantics/article (23)info:eu-repo/semantics/conferenceObject (1)ProcedenceVicerrectoría de Investigación (24)Vicerrectoría de Docencia (9)... View MoreHas File(s)Yes (21)No (3)

  • Repositorios universitarios

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Universidad de Costa Rica