223 research outputs found

    ‘Community means the World to me’: an ethnographic study of a public house and bowling club

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    This thesis is an ethnographic study of two local institutions within the community of Fallin which explores how twenty-four men understand, maintain and reproduce community and belonging. Throughout, the thesis suggests that the past acts as a stable reference point for the men to deal with social change. The Bowling Club and the Pub are suggested as being sanctuaries for this type of collective remembering to take place as they still reflect a mode of life associated with the past. It is argued that imagined histories were recollected, recreated and maintained through the power of storytelling and sharing experiences to the younger generations or outsiders (Blenkinsopp, 2012; Homans, 1974). This thesis suggests that perceived threats from outsiders only serve to further galvanise the central values of their community (Cohen, 1985; Homans, 1974). Chapter Two provides a review of the literature and theoretical concepts which sets out the academic foundations of this thesis. The work of Bourdieu shapes the theoretical, methodological and reflexive nature of this project. Chapter Three introduces the ethnographic method which gives this study an in-depth account of the narratives and identities of the men in this project. Chapter Four outlines the reflexive nature of the author’s relationship with the community, the Bowling Club and The Goth and how this affects the interpretations presented in this thesis. Chapter Five provides the reader with descriptive and demographic data of the community of Fallin and the research sites. Chapters Six and Seven analyse the data and directly answer the research question through interpreting interview data and using field notes. Concluding in Chapter Eight, this thesis suggests that the version of community that the men helped to reproduce and maintain is strongly associated with a historical working-class mode of life. This thesis suggests that these local institutions reproduce historical notions of community and belonging through outside forces and incomers challenging this traditional mode of life. Of particular interest is how the younger men in the study often adopt this shared habitus and learn how to be a man through regular interactions in The Goth and the Bowling Club

    Detection of Highly Pathogenic Avian Influenza Virus H5N1 Clade 2.3.4.4b in Great Skuas:A Species of Conservation Concern in Great Britain

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    The UK and Europe have seen successive outbreaks of highly pathogenic avian influenza across the 2020/21 and 2021/22 autumn/winter seasons. Understanding both the epidemiology and transmission of these viruses in different species is critical to aid mitigating measures where outbreaks cause extensive mortalities in both land- and waterfowl. Infection of different species can result in mild or asymptomatic outcomes, or acute infections that result in high morbidity and mortality levels. Definition of disease outcome in different species is of great importance to understanding the role different species play in the maintenance and transmission of these pathogens. Further, the infection of species that have conservation value is also important to recognise and characterise to understand the impact on what might be limited wild populations. Highly pathogenic avian influenza virus H5N1 clade 2.3.4.4b has been detected in great skuas (Stercorarius skua) across different colonies on islands off the shore of Scotland, Great Britain during summer 2021. A large number of great skuas were observed as developing severe clinical disease and dying during the epizootic and mortalities were estimated to be high where monitored. Of eight skuas submitted for post-mortem examination, seven were confirmed as being infected with this virus using a range of diagnostic assays. Here we overview the outbreak event that occurred in this species, listed as species of conservation concern in Great Britain and outline the importance of this finding with respect to virus transmission and maintenance

    Anthropogenic Disturbance and Population Viability of Woodland Caribou in Ontario

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    One of the most challenging tasks in wildlife conservation and management is to clarify how spatial variation in land cover due to anthropogenic disturbance influences wildlife demography and long‐term viability. To evaluate this, we compared rates of survival and population growth by woodland caribou (Rangifer tarandus caribou) from 2 study sites in northern Ontario, Canada that differed in the degree of anthropogenic disturbance because of commercial logging and road development, resulting in differences in predation risk due to gray wolves (Canis lupus). We used an individual‐based model for population viability analysis (PVA) that incorporated adaptive patterns of caribou movement in relation to predation risk and food availability to predict stochastic variation in rates of caribou survival. Field estimates of annual survival rates for adult female caribou in the unlogged ( x̄ = 0.90) and logged ( x̄ = 0.76) study sites recorded during 2010–2014 did not differ significantly (P \u3e 0.05) from values predicted by the individual‐based PVA model (unlogged:  x̄ = 0.87; logged:  x̄ = 0.79). Outcomes from the individual‐based PVA model and a simpler stage‐structured matrix model suggest that substantial differences in adult survival largely due to wolf predation are likely to lead to long‐term decline of woodland caribou in the commercially logged landscape, whereas the unlogged landscape should be considerably more capable of sustaining caribou. Estimates of population growth rates (λ) for the 2010–2014 period differed little between the matrix model and the individual‐based PVA model for the unlogged (matrix model  x̄ = 1.01; individual‐based model x̄ = 0.98) and logged landscape (matrix model x̄ = 0.88; individual‐based model x̄ = 0.89). We applied the spatially explicit PVA model to assess the viability of woodland caribou across 14 woodland caribou ranges in Ontario. Outcomes of these simulations suggest that woodland caribou ranges that have experienced significant levels of commercial forestry activities in the past had annual growth rates 0.96. These differences were strongly related to regional variation in wolf densities. Our results suggest that increased wolf predation risk due to anthropogenic disturbance is of sufficient magnitude to cause appreciable risk of population decline in woodland caribou in Ontario. © 2020 The Authors. The Journal of Wildlife Management published by Wiley Periodicals, Inc. on behalf of The Wildlife Society

    Selection for Forage and Avoidance of Risk by Woodland Caribou (Rangifer Tarandus Caribou) at Coarse andLocal Scales

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    The relationship between selection at coarse and fine spatiotemporal spatial scales is still poorly understood. Some authors claim that, to accommodate different needs at different scales, individuals should have contrasting selection patterns at different scales of selection, while others claim that coarse scale selection patterns should reflect fine scale selection decisions. Here we examine site selection by 110 woodland caribou equipped with GPS radio‐collars with respect to forage availability and predation risk across a broad gradient in availability of both variables in boreal forests of Northern Ontario. We tested whether caribou selection for forage and avoidance of risk was consistent between coarse (seasonal home range) and fine scales of selection. We found that local selection patterns predicted coarse scale selection patterns, indicating a close relationship between the drivers of selection at both spatial scales

    Crop Updates 2000 Cereals - part 3

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    This session covers eighteen papers from different authors: BARLEY AND OAT AGRONOMY 1. Unicorn barley must meet malting specifications to be a viable option, Roslyn Jettnerand Blakely Paynter, Agriculture Western Australia 2. Optimum oat seed rates, Glenn McDonald, Agriculture Western Australia 3. Production and Quality of export Oaten Hay (1998 and 1989), Pierre Fievez, Pierre Fievez and Associates FROST 4. Climatology of Frost in Southern Western Australia, Ian Foster, Agriculture Western Australia 5. Flowering calculator, David Tennant, Agriculture Western Australia 6. Some options for managing the risk of frost damage, Wal Anderson, Agriculture Western Australia PASTURE 7. TIMERITE® Control of redlegged earth mite in south western Australia with a spring spray to pastures, James Ridsdill-Smith and Celia Pavri, CSIRO Entomology, University of Western Australia 8. The pattern of seed softening in subterranean clover in relation to presicted false break risk, Ross Chapman and Senthold Asseng, CSIRO Plant Industry, Centre for Mediterranean Agricultural Research 9. Charano serradella – a viable option for 1:1 cropping, Steve Carr and Brad Nutt IAMA Agri-Services Western Australia and Centre for Legumes in Mediterranean Agriculture, University of Western Australia 10. Alfalfa mosaic virus in alternative annual pasture and forage legumes, Lindrea Latham and Roger Jones, Crop Improvement Institute, Agriculture Western Australia and Centre for Legumes in Mediterranean Agriculture, University of Western Australia 11. Pasture mixture performs better than single-species-based pasture – 1999, Anyou Liu, Clinton Revell and David Ferris, Centre for Cropping Systems, Agriculture Western Australia 12. Better pasture management improves performance of following crops – 1999, Anyou Liu, Clinton Revell and David Ferris, Centre for Cropping Systems, Agriculture Western Australia 13. Lucerne Benefits Crop Production, Roy Latta1, Lisa-Jane Blacklow2, Chris Matthews1 1Agriculture Western Australia 2University of Western Australia 14. Does size count? Determining optimum release number of red apion for biocontrol of doublegee, Tim Woodburn and Paul Yeoh, CSIRO Entomology/CRC Weed Management Systems, Perth 15. Herbicide tolerance of some new cultivars of annual pasture legumes, Clinton Revell and Ian Rose, Centre for Cropping Systems, Agriculture Western Australia 16. Lucerne – crop rotations in the Esperance region, Anita Lyons, Roy Latta and Chris Matthews,Agriculture Western Australia PRECISION AGRICULTURE 17. Assessing the results of on-farm experiments using yield monitors, Simon Cook and Matthew Adams, CSIRO Land and Water 18. Achiever: A GIS based achievable yield and fertiliser recommendation system for precision agriculture, Robert J. Corner, Matthew L. Adams, Precision Agriculture Research Group CSIRO Land and Wate

    Landscape-Level Wolf Space Use is Correlated With Prey Abundance, Ease of Mobility and the Distribution of Prey Habitat

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    Predator space use influences ecosystem dynamics, and a fundamental goal assumed for a foraging predator is to maximize encounter rate with prey. This can be achieved by disproportionately utilizing areas of high prey density or, where prey are mobile and therefore spatially unpredictable, utilizing patches of their prey\u27s preferred resources. A third, potentially complementary strategy is to increase mobility by using linear features like roads and/or frozen waterways. Here, we used novel population-level predator utilization distributions (termed localized density distributions ) in a single-predator (Wolf), two-prey (moose and caribou) system to evaluate these space-use hypotheses. The study was conducted in contrasting sections of a large boreal forest area in northern Ontario, Canada, with a spatial gradient of human disturbances and predator and prey densities. Our results indicated that wolves consistently used forest stands preferred by moose, their main prey species in this part of Ontario. Direct use of prey-rich areas was also significant but restricted to where there was a high local density of moose, whereas use of linear features was pronounced where local moose density was lower. These behaviors suggest that Wolf foraging decisions, while consistently influenced by spatially anchored patches of prey forage resources, were also determined by local ecological conditions, specifically prey density. Wolves appeared to utilize prey-rich areas when regional preferred prey density exceeded a threshold that made this profitable, whereas they disproportionately used linear features that promoted mobility when low prey density made directly tracking prey distribution unprofitable

    Retrieval of Snow Depth on Arctic Sea Ice From Surface‐Based, Polarimetric, Dual‐Frequency Radar Altimetry

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    Snow depth on sea ice is an Essential Climate Variable and a major source of uncertainty in satellite altimetry‐derived sea ice thickness. During winter of the MOSAiC Expedition, the “KuKa” dual‐frequency, fully polarized Ku‐ and Ka‐band radar was deployed in “stare” nadir‐looking mode to investigate the possibility of combining these two frequencies to retrieve snow depth. Three approaches were investigated: dual‐frequency, dual‐polarization and waveform shape, and compared to independent snow depth measurements. Novel dual‐polarization approaches yielded r2 values up to 0.77. Mean snow depths agreed within 1 cm, even for data sub‐banded to CryoSat‐2 SIRAL and SARAL AltiKa bandwidths. Snow depths from co‐polarized dual‐frequency approaches were at least a factor of four too small and had a r2 0.15 or lower. r2 for waveform shape techniques reached 0.72 but depths were underestimated. Snow depth retrievals using polarimetric information or waveform shape may therefore be possible from airborne/satellite radar altimeters

    Factors associated with anxiety disorder comorbidity

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    Background Anxiety and depressive disorders often co-occur and the order of their emergence may be associated with different clinical outcomes. However, minimal research has been conducted on anxiety-anxiety comorbidity. This study examined factors associated with anxiety comorbidity and anxiety-MDD temporal sequence. Methods Online, self-report data were collected from the UK-based GLAD and COPING NBR cohorts (N = 38,775). Logistic regression analyses compared differences in sociodemographic, trauma, and clinical factors between single anxiety, anxiety-anxiety comorbidity, anxiety-MDD (major depressive disorder) comorbidity, and MDD-only. Additionally, anxiety-first and MDD-first anxiety-MDD were compared. Differences in familial risk were assessed in those participants with self-reported family history or genotype data. Results Anxiety-anxiety and anxiety-MDD had higher rates of self-reported anxiety or depressive disorder diagnoses, younger age of onset, and higher recurrence than single anxiety. Anxiety-MDD displayed greater clinical severity/complexity than MDD only. Anxiety-anxiety had more severe current anxiety symptoms, less severe current depressive symptoms, and reduced likelihood of self-reporting an anxiety/depressive disorder diagnosis than anxiety-MDD. Anxiety-first anxiety-MDD had a younger age of onset, more severe anxiety symptoms, and less likelihood of self-reporting a diagnosis than MDD-first. Minimal differences in familial risk were found. Limitations Self-report, retrospective measures may introduce recall bias. The familial risk analyses were likely underpowered. Conclusions Anxiety-anxiety comorbidity displayed a similarly severe and complex profile of symptoms as anxiety-MDD but distinct features. For anxiety-MDD, first-onset anxiety had an earlier age of onset and greater severity than MDD-first. Anxiety disorders and comorbidity warrant further investigation and attention in research and practice
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