Mostrando 1,221 - 1,240 Resultados de 1,758 Para Buscar '"costa Rica"', tiempo de consulta: 0.11s Limitar resultados
  1. 1221
    “…CONCLUSIONS/SIGNIFICANCE: The combined in vitro and in vivo preclinical outcome showed that antivenoms manufactured in Colombia and Costa Rica effectively neutralize the major toxic activities of SW Colombian B. asper lineage venoms. …”
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  2. 1222
    Publicado 2002
    Tabla de Contenidos: “…Color-costa -- v. 11. Costa Rica-Descartes -- v. 12. Descentraliz-Eduardo -- v. 13. …”
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  3. 1223
    Publicado 1998
    Tabla de Contenidos: “…Euraque -- Laborers and smallholders in Costa Rica's mining communities, 1900-1940 / Aviva Chomsky -- Reforging national revolution : campesino labor struggles in Guatemala, 1944-1954 / Cindy Forster -- Free love and domesticity : sexuality and the shaping of working-class feminism in Puerto Rico, 1900-1917 / Eileen J. …”
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  4. 1224
    “…This paper presents a methodology for assessing the impact of electric vehicles (EVs) on the power transmission grid of the Costa Rica Power System. The methodology considers penetration scenarios, user preferences, charging habits, and expected fleet growth. …”
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  5. 1225
    “…METHODS AND FINDINGS: We studied monthly data, spanning from 1991 to 2001, of CL incidence in Costa Rica using several approaches for nonstationary time series analysis in order to ensure robustness in the description of CL's cycles. …”
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  6. 1226
    “…We conducted three different cytogenetic assays to elucidate the biological effects of exposure to mixed pesticides in 20 Costa Rica farmers (all nonsmokers) compared with 20 matched controls. …”
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  7. 1227
    por Perry, Susan
    Publicado 2009
    “…This 7-year study examines the acquisition of techniques used to process Luehea candida fruits in a wild population of white-faced capuchin monkeys, Cebus capucinus, residing in and near Lomas Barbudal Biological Reserve, Costa Rica. The two techniques for extracting seeds (pounding or scrubbing) were approximately equal in efficiency, and subjects experimented with both techniques before settling on one technique—typically the one they most frequently observed. …”
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  8. 1228
    “…The diversity of parasitoid families reared from Eois was greater in Ecuador and Costa Rica than in Panama, where parasitoids were primarily in the family Braconidae. …”
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  9. 1229
    “…The nesting behaviors of 10 females of Tachysphex inconspicuus (Kirby) (Hymenoptera: Crabronidae) were studied on a sandy, mowed lawn at the La Selva Biological Station in northeastern Costa Rica on 27–29 April 1980. Twenty-four completed nests were observed, excavated, and measured. …”
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  10. 1230
    por Brenes-Camacho, Gilbert
    Publicado 2011
    “…The analysis is based on data from CRELES, the “Costa Rican Study on Longevity and Healthy Aging”, which is based on a probabilistic sample of people born in 1945 or earlier, and living in Costa Rica by 2002. The fieldwork for the first and second waves of CRELES was conducted from 2004 to 2006, and from 2006 to 2008, respectively. …”
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  11. 1231
    por Davis, Donald R., Wagner, David L.
    Publicado 2011
    “…COI barcode sequence distances are provided for the four proposed species and a fifth, undescribed species from Costa Rica.…”
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  12. 1232
    “…Cellulophaga lytica (Lewin 1969) Johansen et al. 1999 is the type species of the genus Cellulophaga, which belongs to the family Flavobacteriaceae within the phylum 'Bacteroidetes' and was isolated from marine beach mud in Limon, Costa Rica. The species is of biotechnological interest because its members produce a wide range of extracellular enzymes capable of degrading proteins and polysaccharides. …”
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  13. 1233
    por Monro, Alex K.
    Publicado 2012
    “…As part of the preparation of a taxonomic revision of Cestrum (Solanaceae) for Flora Mesoamericana eight hitherto undescribed species from Mexico, Guatemala, Costa Rica and Panama were identified. These eight new species are described and illustrated. …”
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  14. 1234
    “…Zapatella grahami,known only from the sexual generation,induces galls in acorns of Quercus costaricensis and is currently known only from Costa Rica. Zapatella nievesaldreyi, known only from the asexual generation, induces inconspicuous galls in twigs of Quercus humboldtii, and is known only from Colombia. …”
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  15. 1235
    por Dyer, Lee A.
    Publicado 2002
    “…The potential indirect effect of a large predatory ant, Paraponera clavata Fabricius (Formicidae: Ponerinae), on herbivores was determined on rainforest trees at La Selva Biological Station in Costa Rica and Barro Colorado Island in Panama. Prey and other food brought back to nests by 75 colonies of P. clavata were quantified, taking into account temporal, seasonal, and microhabitat variation for both foraging activity and composition of foraging booty. …”
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  16. 1236
    “…To demonstrate the system we present data on the vocal activity patterns of birds, frogs, insects, and mammals from Puerto Rico and Costa Rica.…”
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  17. 1237
    “…USA, Australia, Canada, Costa Rica, Ecuador, etc.). Nevertheless few varicella seroprevalence studies in countries that adopted an URV are available. …”
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  18. 1238
    “…Recent surveys based on morphological analyses in Costa Rica have quadrupled the number of named taxa, with more than 400 species described so far. …”
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  19. 1239
    “…Ten species of Copestylum (Diptera: Syrphidae) were reared from fruits and flowers in Costa Rica, Ecuador and Trinidad. Seven were new and in this paper, we describe them, their development sites and the third stage larva and/or the puparium of all ten species. …”
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  20. 1240
    por Valdespino, Iván A.
    Publicado 2015
    “…Likewise, Selaginella potaroensis is also recorded from Costa Rica and Brazil, and Selaginella seemannii from Panama and Brazil. …”
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