314 research outputs found

    A history of non-farm rural residential development in Oxford County, Ontario and its impact on farm life

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    This paper traces the history of non-farm rural residential development in Oxford County, Ontario from the early 1970s through to 2004 and investigates the impact of these non-farm uses on farm activities. In contrast to planning departments in the Province of Ontario that have been slow to develop restrictions on non-farm development, Oxford Country has a long history of safeguarding its agricultural heritage through its planning policies. This paper examines the effectiveness of Oxford County’s legislation in preserving agricultural land and in preventing non-farm rural residential development. The literature review presents an overview of agriculture in southern Ontario, Ontario’s agricultural planning policies (1970s to 2006), and the history of non-farm development. All severance applications from the County of Oxford for the 35-year period were examined to identify the spatial pattern of severance applications. Members of farm families on nine farms in varying areas of land preservation were interviewed to illustrate some of the ways that non-farm development has altered daily farming activities. The findings of the study are summarized and suggestions for future research are made in the concluding chapter

    EFFECT OF THE 1985 FARM BILL PROVISIONS ON FARMERS' SOIL CONSERVATION DECISIONS

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    Conservation initiatives in the 1985 Farm Bill affected farmers' decisions regarding soil conservation. A farmer survey was conducted and a multiperiod mixed-integer programming model was developed to determine an optimal farm plan with choice of crop-tillage combinations and land retirement. Results indicate that farmers' incentives to reduce soil loss in the Sand Mountain region in Alabama are not substantially affected by provisions of the 1985 Farm Bill. The bid price for the Conservation Reserve Program will have to be considerably higher than 1988 levels to provide an incentive to remove land from production.Agricultural and Food Policy,

    Sexism in Special Education

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    The educational establishment is now reflecting the concerns of womanhood. Grudgingly, and even painfully, it seems to some, the large and complicated system of formal education acknowledges the existence of practices which are sexist both in conception and operation. At one level this sexism is directed, at many levels of awareness, toward the functionaries of the system. The economic oppression of teachers, who are mostly female, is an obvious expression of the phenomenon. Another benchmark is the limited career development opportunities available to women as educational managers and academics. At yet another level, not the less dangerous for being more subtle, is the sexism directed toward the children and youth in its charge. It is this manifestation of sexism, the concepts and beliefs, the attitudes and practices about and toward children that result in sex-role stereotyping and discrimination, that is our primary concern and the major subje t of this analysis

    Was King John of England bipolar? : a medical history using mathematical modelling

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    BACKGROUND - Bipolar disorder has been postulated as an explanation for King John's inconsistencies of leadership and vagaries of character. Changes in activity, matching those in mood, are core features of the condition. METHOD - A measure of King John's activity was derived from his travelling itinerary. Change Point Analysis (CPA) was used to detect significant changes in that travelling activity and from them, to identify clinically compliant, high and low, activity time periods. The results were tested against an alternative mathematical model (Bollinger Bands™), three alternative parameters and two comparator itineraries (familial & non-familial). Using primary historical sources and published analyses, bipolar symptoms were identified and their temporal relationship to the ICD-10 compliant CPA periods evaluated. The influence of circumstances was also evaluated using primary sources and a representative sequential sample (1200-1204). RESULTS - CPA identified 83 periods of changed travelling activity. These changes were mathematically independent of the availability of the historical sources that underpin the itinerary. From these, 37 high and 22 low periods complied with current diagnostic guidelines and demonstrated descriptive and statistical similarities to those found in the bipolar literature. Analyses using alternative mathematical modelling and different parameters showed similar changes; analyses of comparator itineraries showed a possible familial trait. Of the 17 bipolar symptoms identified, all were found in CPA periods of appropriate polarity. Of the 23 sequential periods, 10 showed evidence of behaviour that was difficult to attribute to circumstances. CONCLUSIONS & OUTCOMES - The pattern of changes in King John's activity are highly suggestive of bipolar disorder with primary historical sources describing synchronous bipolar behaviour. This may alter our understanding both of King John and of Magna Carta. Change Point Analysis merits greater consideration when analysing time based data, as does the use of activity as an objective marker of human behaviour

    Statistical Learning in Specific Language Impairment and Autism Spectrum Disorder: A Meta-Analysis

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    Impairments in statistical learning might be a common deficit among individuals with Specific Language Impairment (SLI) and Autism Spectrum Disorder (ASD). Using metaanalysis, we examined statistical learning in SLI (14 studies, 15 comparisons) and ASD (13 studies, 20 comparisons) to evaluate this hypothesis. Effect sizes were examined as a function of diagnosis across multiple statistical learning tasks (Serial Reaction Time, Contextual Cueing, Artificial Grammar Learning, Speech Stream, Observational Learning, and Probabilistic Classification). Individuals with SLI showed deficits in statistical learning relative to age-matched controls. In contrast, statistical learning was intact in individuals with ASD relative to controls. Effect sizes did not vary as a function of task modality or participant age. Our findings inform debates about overlapping socialcommunicative difficulties in children with SLI and ASD by suggesting distinct underlying mechanisms. In line with the procedural deficit hypothesis (Ullman and Pierpont, 2005), impaired statistical learning may account for phonological and syntactic difficulties associated with SLI. In contrast, impaired statistical learning fails to account for the social-pragmatic difficulties associated with ASD
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