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Mostrando ítems 3635-3654 de 34324
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Beat the heat
(2004)This educational material, produced by the Gatorade Sports Science Institute in collaboration with the Universidad de Costa Rica, offers solid scientific advice for optimal performance during exercise in the heat. -
Beetle vectors of Cowpea Mosaic Virus in Costa Rica
(1978-03-25)Se probó la capacidad de nueve especies de escarabajos para transmitir un tipo de Cowpea Mosaic Virus de Costa Rica, estrechamente relacionado serológicamente al CPMV-Arkansas. Se logró la transmisión del virus con Cerotoma ... -
Los begomovirus
(Universidad de Costa Rica, 2000) -
Begomovirus de importancia económica que pueden encontrarse en ambientes protegidos
(2015)Los begomovirus (familia Geminiviridae) son un grupo de virus de plantas transmitidos por la mosca blanca Bemisia tabaci (o ‘palomilla’). Las enfermedades causadas por estos patógenos se han propagado a nivel mundial, ... -
Begomovirus diversity in tomato crops in Costa Rica
(2023)Begomoviruses (Geminiviridae family) are characterized by their high recombination rate and a wide range of hosts, making their control difficult. In Costa Rica, various species of bipartite begomoviruses have been ... -
Begomoviruses in crops with economic interest for North and Central America
(2022)The Begomovirus genus (family Geminiviridae) is widely distributed throughout the world and affects more than 700 plant species, including crops of economic interest. In the western hemisphere, diseases caused by begomoviruses ... -
Behavioral and neurochemical characterization of maternal care effects on juvenile Sprague–Dawley rats
(2013)Maternal care represents a major constituent of early life environment and has the potential to modulate critical neurobehavioral responses to stress. The aim of the present study was to determine the effects of naturally ... -
Behavioral asymmetries and recovery in rats with different degrees of unilateral striatal dopamine depletion
(1994-11)A detailed behavioral analysis during the first postoperative week was performed in rats which had sustained various degrees of unilateral neostriatal dopamine (DA) lesions by administration of the neurotoxin 6-hydroxydopamine ... -
Behavioral changes across novelty habituation: Contextual modulation of self-grooming after a stress event
(2018-07)Grooming is a widespread behavior in the animal kingdom primarily geared towards the care of the body surface; nonetheless, other behavioral functions have been investigated and postulated. For example, rodents display ... -
Behavioral indices of moderate nigrostriatal 6–hydroxydopamine lesion: a preclinical Parkinson's model.
(1993-02)Asymmetries in turning and scanning were investigated in rats with different degrees of neostriatal dopamine depletion after unilateral injections of 6-hydroxydopamine into the substantia nigra. Animals with severe lesions, ... -
Behavioural characterisation of chronic unpredictable stress based on ethologically relevant paradigms in rats
(2019-11)The chronic unpredictable stress (CUS) paradigm is extensively used in preclinical research. However, CUS exhibits translational inconsistencies, some of them resulting from the use of adult rodents, despite the evidence ... -
Behavioural Matter
(2013-11-04)AbstractI am a design director of Kokkugia, an architectural design practice based in London and New York. Kokkugia operates through design, research and teaching and specialises in self-organisational processes, developing ... -
Behavioural responses of reptiles to visitors of protected areas in Costa Rica
(2016)Tourists can have a strong impact on the behaviour of wild animals, modifying foraging strategies, diet and habitat use, increasing stress, and altering communication and escaping behaviour. Such behavioural changes have ... -
Bemisia tabaci Biotype Q is present in Costa Rica
(2011)Whiteflies are an insect group that comprises multiple species and biotypes, capable of affecting crops by phloem feeding, virus transmission and promotion of fungal colonization. The distribution of these pests is worldwide. ... -
Bemisia tabaci en hojas de melón
(2021)Se observa un adulto de Bemisia tabaci moviéndose sobre el envés de una hoja de melón