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Root-lesion nematodes of the genus Pratylenchus (Nematoda: Pratylenchidae) from Costa Rica with molecular identification of P. gutierrezi and P. panamaensis topotypes
(Springer, 2016-02-17)
Root-lesion nematodes of the genus Pratylenchus are among the most damaging nematodes for crop and ornamental plants worldwide. There are about 75 described species in this genus with a wide host range, but a difficult ...
Molecular characterization and distribution of the needle nematode Longidorus laevicapitatus Williams, 1959 (Nematoda: Longidoridae) in Costa Rica
(Springer, 2016-06-25)
Correct identification of Longidorus species in Costa Rica is essential to establish appropriate control strategies for preventing the spread of these nematodes. Nematode surveys conducted in the rainy seasons from 2013 ...
Two new species and three morphospecies of Ficophagus Davies & Bartholomaeus, 2015 (Nematoda: Aphelenchoididae) from Ficus subgenus Pharmacosycea (Moraceae) in Central America
(Brill & The Hague Academy of International Law, 2017-03-15)
Aphelenchoidid nematodes were collected from the sycones of Ficus subgenus Pharmacosycea from Central America. Two new species of Ficophagus were recovered, and are described herein as F. maxima sp. n. and F. yoponensis ...
Citrus Huanglongbing Caused by Candidatus Liberibacter asiaticus Present in the Northern Region of Costa Rica but Has Not Extended to Other Citrus-Growing Areas
(American Phytopathological Society, 2015-10-16)
Since 2011, citrus Huanglongbing (HLB, ex-greening) disease has been detected in Los Chiles, Costa Rica, close to the Nicaraguan border, by the State Phytosanitary Service (Servicio Fitosanitario del Estado; SFE) and by ...
Molecular characterization of pseudomonodelphic dagger nematodes of the genus Xiphinema Cobb, 1913 (Nematoda: Longidoridae) in Costa Rica, with notes on Xiphinema setariae Tarjan, 1964
(Springer, 2016-12-16)
Pseudomonodelphic dagger nematodes of the genus Xiphinema are characterized by having one of the genital branches reduced and lacking an ovary. They are usually reported from tropical regions. Nematode surveys conducted ...
Polycyclic aromatic hydrocarbons in filterable PM2.5 emissions generated from regulated stationary sources in the metropolitan area of Costa Rica
(Elsevier, 2017-09)
This study analyzed the profiles of polycyclic aromatic hydrocarbons (PAHs) in filterable PM2.5 particles collected from a total of 71 boilers and 22 indirect type furnaces that burn liquid and biomass fuels in the ...
Adaptación autónoma a eventos hidrometeorológicos extremos: estudio de caso sobre la convivencia de un territorio indígena con el riesgo climático en la cuenca del río Sixaola, Costa Rica
(Universidad Nacional, Costa Rica, 2016-12)
La adaptación autónoma se refiere a las medidas tomadas por una población específica, como una respuesta autogestionada a un estímulo climático adverso. La ausencia de ayudas gubernamentales o inversiones de gran magnitud ...
Generando capacidades para el fortalecimiento de caprinocultores de la Cooperativa de Productores de Leche de Cabra de la Región Norte de Costa Rica
(Universidad Nacional, Costa Rica., 2017)
El presente trabajo tuvo como objetivo fortalecer las capacidades técnicas y tecnológicas de las personas asociadas de la Cooperativa de Productores de Leche de Cabra de la Zona Norte (Coopecaprina). Para ello, se creó una ...
A new vanilla species from Costa Rica closely related to V. planifolia (Orchidaceae)
(European Journal of Taxonomy, 2017-02-22)
We describe a new vanilla species growing in sympatry with Vanilla planifolia Jacks. ex Andrews (Orchidaceae) in the province of Limón, Caribbean coast of Costa Rica. The morphology of the reproductive and vegetative organs ...
Evaluación de mezclas de fungicidas alternativos para el control de sigatoka negra [Pseudocercospora fijiensis (M. Morelet) Deighton] en el cultivo de banano (Musa spp.) en Costa Rica
(Universidad Nacional (Costa Rica), 2023-05)
El objetivo de este estudio fue evaluar el comportamiento y desempeño de mezclas de fungicidas con coadyuvantes, con la finalidad de generar nuevas estrategias alternativas para el control de sigatoka negra (Pseudocercospora ...