Search
Now showing items 1-10 of 15
Identificación taxonómica y molecular de especies del nematodo lesionador de la raíz Pratylenchus (Nematoda: Pratylenchidae) asociado a cuatro cultivos de Costa Rica
(Universidad Nacional, Costa Rica, 2019)
Los nematodos del género Pratylenchus spp. son considerados los segundos con mayor impacto económico en los cultivos a nivel nacional. El objetivo de este estudio fue identificar especies del nematodo lesionador de la raíz ...
Efecto del biocarbón, lombricompost y Robust® aplicados al suelo sobre el desarrollo y tolerancia del pepino (Cucumis sativus L.) a la mosca blanca (Bemisia tabaci Gennadius) bajo condiciones de invernadero en Barva, Heredia.
(Universidad Nacional, 2019-01)
Este estudio evaluó el efecto individual y combinado del biocarbón, lombricompost y
Robust® (Pseudomonas fluorescens y Bacillus subtilis), sobre el desarrollo (crecimiento,
producción de hojas, biomasa y concentraciones ...
Micromorfología de los foliolos de pejibaye Bactris gasipaes (Arecaceae) var. Diamantes-10
(Universidad de Costa Rica, 2016-07-01)
Bactris gasipaes is widely cultivated for the consumption of palm hearts and fruits. The present work describes the micro morphological characteristics of leaflets from adult plants of B. gasipaes, thornless ...
Turmoil at Turrialba Volcano (Costa Rica): Degassing and eruptive processes inferred from high-frequency gas monitoring
(Wiley, 2016-08-28)
Eruptive activity at Turrialba Volcano (Costa Rica) has escalated significantly since 2014, causing airport and school closures in the capital city of San José. Whether or not new magma is involved in the current unrest ...
Checklist of the vascular flora of Reserva Biológica San Luis, Costa Rica
(Pensoft, 2016-03-21)
The Reserva Biológica San Luis is a small protected area located on the Pacific side of the Cordillera de Tilarán, northwestern Costa Rica, with a forest transitioning between the basal and premontane floras according to ...
Mormodes salazarii (Orchidaceae, Catasetinae), a new species with greenish-white flowers from Costa Rica
(Phytotaxa, 2016-01-25)
Mormodes salazarii (Orchidaceae, Catasetinae), a new species apparently endemic to Costa Rica, is described and illustrated. It is similar to M. fractiflexa because of its non-resupinate flowers, entire lip and revolute ...
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 ...