859 resultados para Chester White swine.
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Prof Les Carr interviews Bebo White about the Early Web and the Future Web – the Internet of Things
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El propósito de este trabajo es analizar cuál ha sido la incidencia del White Paper, como herramienta de política exterior china, en las relaciones económicas y comerciales sino-colombianas entre los años 2008 y 2012. La mayoría del análisis se enfoca en los intercambios comerciales reflejados en la balanza comercial de ambos países y la incidencia que ha tenido el White Paper para la estabilización de una relación de acuerdo a los principios de su política exterior. Este trabajo busca describir los orígenes y la evolución de la relación económica y comercial bilateral y otros aspectos como los sectores que dinamizan tal relación de acuerdo a los intereses de China. Este trabajo describe las razones por las que, aunque la relación se ha fortalecido, hecho evidenciado en el incremento del flujo comercial, ésta sigue siendo desequilibrada y de dependencia.
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Cumple con los requisitos del currículo de Inglaterra, Gales y Escocia aportando los conocimientos básicos relacionados con el aprendizaje de la lectura y la escritura en niños de seis y siete años. El texto sirve de base para conocer e identificar los sonidos en las palabras. En esta historia, se trata la rima'en', y en ella vemos cómo la gallina huye del corral y pone los huevos en otro lugar.
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La malvada Reina es muy vanidosa y está decidida a ser la mujer más hermosa sobre la tierra, pero su espejo mágico le desvela que la más bella es la princesa Blancanieves que trabaja de criada en el palacio. Pero nadie puede interponerse en su camino como descubre la hermosa Blancanieves.
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Esta guía está escrita por profesores y examinadores con experiencia para las necesidades específicas de los estudiantes del nivel AS/A de literatura inglesa. La introducción cuenta los objetivos de la guía. En el libro se habla del contexto histórico y cultural de la época, del teatro, de la vida y obra de Webster, de las fuentes de la obra, de los personajes, del lenguaje y el estilo de la obra. Al final del libro hay una serie de preguntas que responder y un glosario de términos y conceptos literarios.
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Se describe el proceso de elaboración de un vídeo educativo como medio de comunicación sobre Blanco White dirigido a alumnos de enseñanza secundaria. El objetivo es aprender la sintaxis de la imagen, el lenguaje audiovisual, utilizándolo. En primer lugar, se realizó un estudio preliminar sobre cuál será el contenido del vídeo y se planificó la forma en que las imágenes se han de suceder en la cinta. Después, se elaboró el guión literario y el guión técnico. Por último, se lleva a cabo la realización del vídeo, teniendo en cuenta la infraestructura disponible.
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White clover (Trifolium repens) is an important pasture legume but is often difficult to sustain in a mixed sward because, among other things, of the damage to roots caused by the soil-dwelling larval stages of S. lepidus. Locating the root nodules on the white clover roots is crucial for the survival of the newly hatched larvae. This paper presents a numerical model to simulate the movement of newly hatched S. lepidus larvae towards the root nodules, guided by a chemical signal released by the nodules. The model is based on the diffusion-chemotaxis equation. Experimental observations showed that the average speed of the larvae remained approximately constant, so the diffusion-chernotaxis model was modified so that the larvae respond only to the gradient direction of the chemical signal but not its magnitude. An individual-based lattice Boltzmann method was used to simulate the movement of individual larvae, and the parameters required for the model were estimated from the measurement of larval movement towards nodules in soil scanned using X-ray microtomography. The model was used to investigate the effects of nodule density, the rate of release of chemical signal, the sensitivity of the larvae to the signal, and the random foraging of the larvae on the movement and subsequent survival of the larvae. The simulations showed that the most significant factors for larval survival were nodule density and the sensitivity of the larvae to the signal. The dependence of larval survival rate on nodule density was well fitted by the Michealis-Menten kinetics. (c) 2005 Elsevier B.V All rights reserved.
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An understanding of the primary pathways of plant uptake of organic pollutants is important to enable the risks from crops grown on contaminated soils to be assessed. A series of experiments were undertaken to quantify the importance of the pathways of contamination and the Subsequent transport within the plant using white clover plants grown in solution culture. Root uptake was primarily an absorption process, but a component of the contamination was a result of the transpiration flux to the shoot for higher Solubility compounds. The root contamination can be easily predicted using a simple relationship with K-OW, although if a composition model was used based on lipid content, a significant under prediction of the contamination was observed. Shoot uptake was driven by the transpiration stream flux which was related to the solubility of the individual PAH rather than the K-OW. However, the experiment was over a short duration, 6 days, and models based on K-OW may be better for crops grown in the field where the vegetation will approach equilibrium and transpiration cannot easily be measured, A significant fraction of the shoot contamination resulted from aerial deposition derived from volatilized PAH. This pathway was more significant for compounds approaching log K-OA > 9 and log K-AW < -3. The shoot uptake pathways need further investigation to enable them to be modeled separately, There was no evidence of significant systemic transport of the PAR so transfer outside the transpiration stream is likely to be limited.
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This paper illustrates the opportunities afforded by the adoption of postcolonial discourse in development geography, drawing specifically on issues of transnationalism, hybridity and inbetweeness. The utility of such notions and associated approaches is illustrated by the authors' current research on the migration of young, second generation and foreign-born 'Bajan-Brits' to the small Caribbean island nation of Barbados, the homeland of their parents. Focussing on issues of 'race' and gender, the paper examines the experiences of return migration among this cohort from an interpretative perspective framed within postcolonial discourse. It argues that notwithstanding the considerable sociocultural problems of adjustment encountered, these Bajan-Brit 'returnees' may be seen as occupying positions of relative economic privilege. Theirs is a liminal space derived by virtue of having been born and/or raised in the UK and being of the black 'race'. Accordingly, they are demonstrated to be both advantaged and disadvantaged; both transnational and national; and black but, in some senses, symbolically white.