479 research outputs found

    New Applications of Radio Frequency Identification Stations for Monitoring Fish Passage through Headwater Road Crossings and Natural Reaches

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    Within the Ouachita National Forest, roads and streams intersect each other thousands of times. Many of these road crossings alter stream hydrology and potentially limit longitudinal fish movement. To investigate the potential impacts of these road crossings on fish passage, we monitored movements of 3 native fish species (n = 2,171) individually tagged with radio frequency identification (RFID) tags in 2012 and 2013. We installed solar-powered RFID stations in 2 streams with road crossings and 2 reference streams without road crossings. Each of the 4 monitoring stations included a pair of antennas bracketing a road crossing (or similarly-sized natural reach) to continuously detect upstream or downstream passage. To monitor natural reference streams, we avoided full-duplex RFID technology, which would have required rigid in-stream structures. Alternatively, we utilized new applications of RFID technology such as direct in-stream installation of half-duplex wire antennas and figure-eight crossover antenna designs. These techniques appear promising, but technical difficulties limited the consistency of fish passage detection and consequently limited the strength of ecological conclusions. Even so, we report evidence that fish passed at significantly higher rates across reference reaches than reaches with road crossings. Furthermore, Creek Chub (Semotilus atromaculatus) passed reference reaches at significantly higher rates than Highland Stonerollers (Campostoma spadiceum), which passed at higher rates than Longear Sunfish (Lepomis megalotis). Stream intermittency appeared to exacerbate reduced passage rates associated with the road crossings

    The Sacramental Work of John Mill, Minister at Dunrossness, Shetland, 1743-1805, As Illustrative of Practices at and Preaching on the Sacrament of the Lord's Supper in Eighteenth Century Scotland

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    Our aim is to present, as an Appendix, a transcription of the sacramental work of John Mill from the original, written in his own hand, and to discover what that document and related works reveal of sacramental practice and preaching in 18th. Century Scotland

    The sacramental theology and practice of the Reverend John Willison (1680-1750)

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    John Willison (1680-1750) was a leading Evangelical in the Church of Scotland, whose prolific writing had a pronounced sacramental emphasis, at a time when the Lord's Supper was infrequently celebrated. The thesis aims to examine his sacramental theology and practice. Chapter one reconstructs his 'roots' and considers the influence of family, home church and university on his thinking. Ministries at Brechin and Dundee are outlined and his publications are placed in context. Chapter two examines his adherence to the federal scheme of theology. Willison is shown to identify three covenants, which he understands as having a contractual basis. Consideration is given to his stance on the Marrow Controversy, and to areas of agreement and disagreement with the Marrow men. Chapter three examines his sacramental theology which is based on that of the Westminster Confession. His adherence to federalism is shown to result in his assertion that the sacrament is not a 'converting ordinance', his emphasis that it is a seal of the believer's faith and a badge of Christian profession, and his rigorous 'fencing' of the table. Consideration is also given to his positive stress on the sacrament as a means of grace, and to his teaching on the 'real presence' of Christ. Chapter four analyses the form, style and content of Willison's preaching, and his aversion to that of the Moderates. His sacramental sermons, prayers, 'fencing' of the table and table addresses are examined and compared with those of contemporaries from both parties

    An Exchange of Complements

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    In the following dialogue, Sebbie (short for Sebastian) uses only the letters BEHILOSZ, and Amanda the remaining eighteen. (Why this choice of letters? My children showed me how 71077345 on a pocket calculator would spell ShELLOIL if turned upside down, and I ascertained that 8 and 2 also led to letters.) Because of the paucity of words spelled with these eight letters or the complement, I have taken certain orthographic liberties with their conversation, but it should not prove too hard to understand

    The Internationalization of the Student Body at Oceans College, Canada – An Appreciative Inquiry and Shared Leadership Approach to Change

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    This Organizational Improvement Plan (OIP) addresses a problem of practice (PoP) at Oceans College (a pseudonym), a multilocation, panprovincial community college. Oceans College currently focuses on recruiting, admitting, and graduating domestic, in-province students. The number of international students, however, is growing. Currently there are no formal processes at the College for international students, unlike at the other postsecondary institutions in the province which actively recruit and enroll international students. The PoP is the lack of readiness at Oceans College to cope with the significant enrollment of international students. Different leadership theories were examined to develop this OIP, and appreciative inquiry (AI) and shared leadership were chosen as frameworks. They both take a positive approach, looking for the best in people. They both fit the matrix organization of Oceans College. Three key tenets used in this OIP are that Oceans College is doing many things well, that understanding the culture of the College is key, and that communication is core to the success of this OIP. The conceptual model I developed is the 4 C’s of Change—context, culture, clarity, and communication. Using this conceptual model, AI, and shared leadership, along with cultural theory, I developed an implementation plan that will allow Oceans College to internationalize the student body over a period of several years. Assessment and evaluation plans were also developed, as was a detailed plan to communicate the change to all stakeholders. The conjunction of theory, concepts, and experience has created an OIP that not only solves the PoP, but also keeps in mind what is already being done well and what would complement the college culture. Keywords: organizational improvement plan, appreciative inquiry, shared leadership, internationalization, chang

    Relations Between Consultant Characteristics and Measures of Consultation Quality and Outcome

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    The purpose of this study was to explore school-based consultation effectiveness (as perceived by classroom teachers) and important indices of consultation quality and student outcome. Specifically, the research explored 1) important characteristics of school-based consultants using the Consultant Effectiveness Scale (CES), 2) the relations between quality of the consultation process and student outcome, and 3) the measurement similarities between the CES and the measure of consultation process quality. Questionnaires were completed by 85 teachers working in grades K-12 in a suburban area of Chicago. To participate, teachers must have engaged in a consultative relationship within the past 12 months. Consultants characteristics perceived by teachers as most effective are identified and discussed. Some indices of quality were found to be more important in effecting child outcome than others. This finding, which partially supports and contradicts previous literature, is detailed. Finally, positive relations were found between the CES and the measure of consultation quality, which may significantly contribute to existing CES research. Implications of these findings for school psychologists are provided in depth. The researcher also suggests ways in which the information may be used to improve consultative relationships with teachers and thereby, services to children

    Thoracic amoebiasis : a clinical study.

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    Changes in marital quality over 6 years and its association with cardiovascular disease risk factors in men: findings from the ALSPAC prospective cohort study

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    Background: Marital relationship quality has been suggested to have independent effects on cardiovascular health outcomes. This study investigates the association between changes in marital relationship quality and cardiovascular disease (CVD) risk factors in men. Methods: We used data from The Avon Longitudinal Study of Parents and Children, a prospective birth cohort study (Bristol, UK). Our baseline sample was restricted to married study fathers with baseline relationship and covariate data (n=2496). We restricted final analysis (n=620) to those with complete outcome, exposure and covariate data, who were married and confirmed the study child’s father at 6.4 years and 18.8 years after baseline. Relationship quality was measured at baseline and 6.4 years and operationalised as consistently good, improving, deteriorating or consistently poor relationship. We measured CVD risk factors of blood pressure, resting heart rate, body mass index, lipid profile and fasting glucose at 18.8 years after baseline. Results: Improving relationships were associated with lower levels of low-density lipoprotein (−0.25 mmol/L, 95% CI −0.46 to −0.03) and relative reduction of body mass index (−1.07 kg/m2, 95% CI −1.73 to −0.42) compared with consistently good relationships, adjusting for confounders. Weaker associations were found between improving relationships and total cholesterol (−0.24 mmol/L, 95% CI −0.48 to 0.00) and diastolic blood pressure (−2.24 mm Hg, 95% CI −4.59 to +0.11). Deteriorating relationships were associated with worsening diastolic blood pressure (+2.74 mm Hg, 95% CI 0.50 to 4.98). Conclusions: Improvement and deterioration of longitudinal relationship quality appears associated with respectively positive and negative associations with a range of CVD risk factors
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