1,131 research outputs found

    Endymion

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    Brother Love

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    Douglas Trevor, the recipient of the Francis LeMoyne Page Prize for his senior thesis (a novel) at Princeton University, is currently finishing up a collection of short stories. He is enrolled in the Ph.D. program in English Literature at Harvard

    High levels of gene flow and genetic diversity in Irish populations of Salix caprea L. inferred from chloroplast and nuclear SSR markers

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    peer-reviewedBackground Salix caprea is a cold-tolerant pioneer species that is ecologically important in Europe and western and central Asia. However, little data is available on its population genetic structure and molecular ecology. We describe the levels of geographic population genetic structure in natural Irish populations of S. caprea and determine the extent of gene flow and sexual reproduction using both chloroplast and nuclear simple sequence repeats (SSRs). Results A total of 183 individuals from 21 semi-natural woodlands were collected and genotyped. Gene diversity across populations was high for the chloroplast SSRs (H T  = 0.21-0.58) and 79 different haplotypes were discovered, among them 48% were unique to a single individual. Genetic differentiation of populations was found to be between moderate and high (mean G ST  = 0.38). For the nuclear SSRs, G ST was low at 0.07 and observed heterozygosity across populations was high (H O  = 0.32-0.51); only 9.8% of the genotypes discovered were present in two or more individuals. For both types of markers, AMOVA showed that most of the variation was within populations. Minor geographic pattern was confirmed by a Bayesian clustering analysis. Gene flow via pollen was found to be approximately 7 times more important than via seeds. Conclusions The data are consistent with outbreeding and indicate that there are no significant barriers for gene flow within Ireland over large geographic distances. Both pollen-mediated and seed-mediated gene flow were found to be high, with some of the populations being more than 200 km apart from each other. These findings could simply be due to human intervention through seed trade or accidental transportation of both seeds and pollen. These results are of value to breeders wishing to exploit natural genetic variation and foresters having to choose planting material.Teagasc Walsh Fellowship Programm

    Cattle Grazing Management Effects on Pasture Composition in Semi-Arid Woodlands

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    Manipulating grazing pressure, controlling tree competition and burning are the main options for cattle farmers to manage land in subtropical Australian Eucalypt woodlands. These can contain \u3e175 herbaceous and 60 woody species, but only 5 are desirable perennial and productive grass (Silcock et al., 1996). Here we describe the responses of some perennial grasses to cattle grazing pressure, tree competition and spring burning

    5β-dihydrosteroids: Formation and properties

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    5β-Dihydrosteroids are produced by the reduction of

    Distinctive features of persuasion and deliberation dialogues

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    The distinction between action persuasion dialogues and deliberation dialogues is not always obvious at first sight. In this paper, we provide a characterisation of both types of dialogues that draws out the distinctive features of each. It is important to recognise the distinctions since participants in both types of dialogues will have different aims, which in turn affects whether a successful outcome can be reached. Such dialogues are typically conducted by exchanging arguments for and against certain options. The moves of the dialogue are designed to facilitate such exchanges. In particular, we show how the pre- and post-conditions for the use of particular moves in the dialogues are very different depending upon whether they are used as part of a persuasion over action or a deliberation dialogue. We draw out the distinctions with reference to a running example that we also present as a logic program in order to give a clear characterisation of the two types of dialogues, which is intended to enable them to be used more effectively within systems requiring automated communication

    The Performance of Q-Learning within SDN Controlled Static and Dynamic Mesh Networks

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    Student-Perceived Quality of Motivational Interviewing Training: A Factor-Analytic Study

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    Objective: This study developed and tested a student-report measure of motivational interviewing (MI) teaching quality called the Evaluation of Motivational Interviewing Teaching (EMIT) scale. Method: Social work students (N = 297) receiving course content on motivational interviewing completed the EMIT, and exploratory factor analysis investigated whether theory-based dimensions of teaching emerged as EMIT subscales, including: interactivity/skill building, MI content coverage, modeling MI during teaching, trainee autonomy violation, and encouraging ongoing training in MI. Results: Two subscales emerged representing MIconsistent (28 items, α = .92) and MI-inconsistent teaching practices (7 items, α = .73). Conclusions: Although more research is needed on the EMIT, this study supports the initial reliability of the instrument and can help social work educators evaluate MI teaching qualit

    Narrative identity reconstruction as adaptive growth during mental health recovery: A narrative coaching boardgame approach

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    Objective: The purpose of this paper is to construct a conceptual framework for investigating the reconstruction of narrative identity in mental health recovery from a complexity perspective. This conceptual framework provides the foundation for developing a health boardgame to facilitate narrative identity reconstruction. Methods: A selective integrative review of the theoretical and empirical literature relevant to narrative identity reconstruction in recovery was conducted. Sources included books, dissertations, internet resources, and professional journals. Findings: The reviewed material provides a conceptual framework that offers an enriched understanding of narrative identity reconstruction in recovery as a process of adaptive growth. It identifies the Hero\u27s Journey, the life story model of identity (LSMI), and intentional change theory (ITC) as particularly relevant in informing strategies for narrative identity reconstruction. The conceptual framework can be operationalized in a narrative coaching treatment approach using a boardgame. Conclusion and Implications for Practice: In practice, mental health professionals could use the narrative coaching boardgame to facilitate people\u27s adaptive change with a focus on building skills to reconstruct their preferred narrative identity and foster hope. Future research should explore what aspects of narrative identity and non-linear dynamic processes of change are most important in people\u27s recovery narratives and in particular these processes can be assessed in response to the use of the boardgame
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