858 resultados para Lay


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An act "to Lay and Collect a Duty Upon Stills" for the Laws of the Province of Upper Canada, A.D. 1794.

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UANL

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Cette thèse examine la façon dont on interprète la santé et le bien-être des travailleuses célibataires et sans enfant au sein de deux types de récits : ceux provenant d’études publiées dans des périodiques (récits scientifiques) et ceux provenant d’entrevues qualitatives avec des membres de ce groupe (récits profanes). Sur le plan démographique, leur nombre est significatif; elles représentent 28% des employées canadiennes. Par contre, leur santé/bien-être est peu visible dans les écrits de recherche. Dans les sciences sociales, plusieurs études portent sur l’expérience parfois éprouvante d’être un adulte célibataire vivant dans une culture orientée sur le couple et la famille. Elles mettent l’accent sur le stigma associé à ce statut. Certains suggèrent même que les pratiques de recherche peuvent contribuer à la perpétuation de représentations négatives à l’égard des célibataires. En ayant un profil qui pourrait être symbolique d’une déviation vis-à-vis des attentes normatives entourant la vie de couple ou de famille, les travailleuses célibataires et sans enfant semblent un point de repère utile pour évaluer cette dernière possibilité. S’attarder autant aux récits scientifiques que profanes permettrait d’explorer les tensions et convergences entre eux. Suivant cet objectif, un échantillon de 32 articles scientifiques et de 22 retranscriptions d’entrevues ont été analysés selon une approche d’analyse de discours guidée par les concepts de répertoire interprétatif (une façon cohérente d’aborder un sujet donné) et de position du sujet (une identité mise en évidence par une façon de parler ou d’écrire). Trois articles ont émergé de cette recherche. Suite à une analyse des thèmes communs utilisés dans l’interprétation de la santé/du bien-être du groupe en question, un répertoire interprétatif surnommé la famille comme référence a été identifié. Ce répertoire expliquerait notamment la tendance observée d’expliquer leur santé/bien-être en référant aux états et aux charactéristiques d’être parent ou partenaire. Cette pratique peut avoir l’effet de voiler leur vie privée ou de la construire comme étant relativement appauvrie. L’article 2 examine comment les membres de ce groupe construisent leur propre bien-être. Il identifie la notion d’équilibre entre plusieurs sphères de vie et une identité de femme dynamique comme éléments centraux aux récits sur leur bien-être. Ces derniers vont à l’encontre de la perception des célibataires ou des personnes sans enfant comme ayant des vies moins épanouies ou enrichies et qui ne sont pas touchées par des questions de conciliation travail-vie personnelle. Le troisième article rassemble les deux types de récits autour des sujets de l’emploi et du statut de célibataire en lien avec le bien-être. Il met en évidence de nombreuses similarités et divergences, et théorise la fonction de ces diverses constructions. En conclusion, j’avance qu’une perspective plus critique face au statut de couple ou familial et de ses aspects normatifs pourrait offrir à la recherche en santé publique un point de réflexivité à développer davantage.

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Objectives: To examine doctors' (Experiment 1) and doctors' and lay people's (Experiment 2) interpretations of two sets of recommended verbal labels for conveying information about side effects incidence rates. Method: Both studies used a controlled empirical methodology in which participants were presented with a hypothetical, but realistic, scenario involving a prescribed medication that was said to be associated with either mild or severe side effects. The probability of each side effect was described using one of the five descriptors advocated by the European Union (Experiment 1) or one of the six descriptors advocated in Calman's risk scale (Experiment 2), and study participants were required to estimate (numerically) the probability of each side effect occurring. Key findings: Experiment 1 showed that the doctors significantly overestimated the risk of side effects occurring when interpreting the five EU descriptors, compared with the assigned probability ranges. Experiment 2 showed that both groups significantly overestimated risk when given the six Calman descriptors, although the degree of overestimation was not as great for the doctors as for the lay people. Conclusion: On the basis of our findings, we argue that we are still a long way from achieving a standardised language of risk for use by both professionals and the general public, although there might be more potential for use of standardised terms among professionals. In the meantime, the EU and other regulatory bodies and health professionals should be very cautious about advocating the use of particular verbal labels for describing medication side effects.

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The impact of Darwin's theory of evolution by natural selection on the culture of late Victorian England and on the development of Western thought at large is at once widely acknowledged and hotly contested. In this essay, I revisit the question of what difference an understanding of Darwin's ideas, their reception and their afterlife within evolutionary biology makes to how we read Victorian poetry. I suggest that there are three distinct ways of approaching poetry after Darwin. The first is to examine poems in their own cultural context, considering how they respond to the scientific discourses of their time in the light of internal and external evidence as to the specific sources of each poet's knowledge of those discourses. The second is to ground an interpretative framework in Darwinism's insights into human biology itself. The third is to explore how a given poem's responses to the philosophical issues raised by Darwin's thinking, including questions of ethics and theology, give its readers a possible model for their own responses to the same concerns today. I suggest too that the limitations of each approach may be best overcome by bringing them together. I go on to explore the potential of the first and third approaches through a reading of May Kendall's poem 'The Lay of the Trilobite' in a series of different contexts, from its first appearance in 'Punch', through her first collection Dreams to Sell, to her essays on Christian ethics from the 1880s and 1890s

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We analyze the large time behavior of a stochastic model for the lay down of fibers on a moving conveyor belt in the production process of nonwovens. It is shown that under weak conditions this degenerate diffusion process has a unique invariant distribution and is even geometrically ergodic. This generalizes results from previous works [M. Grothaus and A. Klar, SIAM J. Math. Anal., 40 (2008), pp. 968–983; J. Dolbeault et al., arXiv:1201.2156] concerning the case of a stationary conveyor belt, in which the situation of a moving conveyor belt has been left open.

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In this paper we bring together work on landscape, temporality and lay knowledges to propose new ways of understanding climate change. A focus on the familiar landscapes of everyday life offers an opportunity to examine how climate change could be researched as a relational phenomenon, understood on a local level, with distinctive spatialities and temporalities. Climate change can be observed in relation to landscape but also felt, sensed, apprehended emotionally as part of the fabric of everyday life in which acceptance, denial, resignation and action co-exist as personal and social responses to the local manifestations of a global problem.

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Somatotrophic and thyroid hormones were determined around the onset of reproduction in broiler breeders reared in two different housing systems [dark, close-sided house (CH) and conventional, open-sided house (OH)]. In both groups age-related changes were obvious for thyroxine (T-4), growth hormone (GH) and insulin-like growth factor (IGF-1); levels of T-4 decreased, especially between 24 and 28 weeks in both groups; concomitantly GH sharply increased over the same period. A transient peak in triiodothyronine (T-3) occurred between 25 and 27 weeks. The effect of housing was only present after the onset of lay. Between weeks 27-28 and the end of the period studied, the CH group showed higher levels of GH and T-3 but lower T-4 levels as compared to the OH group. A significant increase in GH after onset of lay, without any significant rise in T-3 or in IGF-I, could point to a relative insensitivity to high plasma GH levels. Changes at GH receptor level, together with an increased pituitary GH secretion and/or decreased GH turnover may be expected. This may indicate that hypothalamo-pituitary changes at the onset of lay not only imply changes of gonadotrophic cell function, but also other hormonal axes. The relatively decrease in T-4 without changes in T-3, may point to a decrease in the activity of the thyrotropic axis.

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A total number of 720 Japanese quail females, reared under identical management conditions, and receiving feed and water ad libitum, was used. Quails were housed and reared from 1-35 days of age in litter pens in a rearing house, and then were transferred to a quail layer house. This study aimed at verifying if different beak trimming method could optimize egg production and quality by reducing stress and cannibalism among birds. A completely randomized experimental design was used, with six treatments in a 2x3 factorial arrangement, with two beak trimming ages (14 and 21 days) and three beak trimming variants (non-trimmed, 1/3 of the beak trimmed, or 1/2 of the beak trimmed), 6 replicates of 20 birds each. Performance was evaluated by feed intake, percentage of lay, egg mass, feed conversion ratio per dozen and per kg eggs, and mortality. Performance was influenced by trimming variant, with the best results obtained by birds with intact and those with 1/3 of the beak trimmed. Better specific gravity was in quails submitted to beak trimming at 21 days of age, whereas other egg quality parameters did not present significant results. Based the results obtained in the present study, it is recommended to submit to beak trimming either at 14 or 21 days of age.

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This study was carried out to evaluate the effects of dietary trace mineral levels and sources on egg quality parameters of second-cycle semi-heavy layers. A number of 360 72-week-old layers were submitted to forced molting. Upon return of lay (83 weeks of age), birds were distributed according to a completely randomized experimental design of six treatments with six replicates of 10 birds each. The control treatment consisted of 0.10% dietary supplementation of trace minerals from inorganic sources, which was proportionally replaced by five levels (110, 100, 90, 80, 70%) of an organic trace mineral supplement containing 30, 30, 40, 6, 0.61, and 0.3 g/kg product of Zn, Fe, Mn, Cu, I, and Se, respectively. All diets contained equal protein, energy, and amino acid levels. Every 28 days of the experimental period (112 days) four eggs per replicate were collected for egg quality evaluation. The following parameters were evaluated: specific gravity, yolk, albumen and eggshell percentages, yolk index, Haugh units, and eggshell thickness and breaking strength. One sample per replicate, consisting of the pool of the yolks of three eggs collected at the end of each experimental period, was used to assess protein and mineral (Ca, P, Cu, Fe, Mn, and Zn) contents. The results were submitted to ANOVA, and means to the test of Tukey at 5% significance level. The evaluated trace mineral levels and sources did not influence any of the studied egg quality parameters. It was concluded that reducing organic trace mineral supplementation in up to 70% relative to 100% inorganic trace mineral supplementation does not affect egg parameters and therefore, can be applied to the diet of semi-heavy layers in their second cycle of lay.