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991.
ABSTRACT

Practice-oriented, socio-material investigations have surfaced the emergent nature of professional knowing and the significance of things for organising such knowing. However, in these accounts, one significant organising actor is largely overlooked: time. This paper foregrounds time, exploring how different temporalities orchestrate knowing in practice. The empirical study for this article is not of professional practice, but the work of allotment gardening and it is, in part, this attending to everyday practice which unsettles routinised ways of seeing and allows unnoticed actors such as time to emerge. The use of Actor-Network Theory sensibilities further disrupts habitual ways of seeing, as the practice of gardeners on an English allotment site is shown to be distributed over a multitude of socio-im/material actors, mobilising five temporal regimes which order learning. This article theorises that such temporal patterning is particularly enabling for learning and indicates that attending to temporality extends the parameters for understanding learning beyond the case of the everyday, to professional knowing and learning more generally.  相似文献   
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Anthracnose disease is one of the major economic constraints to chilli production worldwide, especially in tropical and subtropical regions. Accurate taxonomic information is necessary for effective disease control management. In the Colletotrichum patho-system, different Colletotrichum species can be associated with anthracnose of the same host. Little information is known concerning the interactions of the species associated with the chilli anthracnose although several Colletotrichum species have been reported as causal agents of chilli anthracnose disease worldwide. The ambiguous taxonomic status of Colletotrichum species has resulted in inaccurate identification which may cause practical problems in plant breeding and disease management. Although the management and control of anthracnose disease are still being extensively researched, commercial cultivars of Capsicum annuum that are resistant to the pathogens that cause chilli anthracnose have not yet been developed. This paper reviews the causal agents of chilli anthracnose, the disease cycle, conventional methods in identification of the pathogen and molecular approaches that have been used for the identification of Colletotrichum species. Pathogenetic variation and population structure of the causal agents of chilli anthracnose along with the current taxonomic status of Colletotrichum species are discussed. Future developments leading to the disease management strategies are suggested.   相似文献   
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Abstract

While investigation on family estrangement is growing within academic circles, research regarding the interconnection between experiences of estrangement and higher education (HE) is still limited. Sociological understandings of these issues are even scarcer, with policy interventions and practical guidance forming early interventions in HE. Set within the context of Scotland, this paper explores the experiences of HE students who are estranged from their family, and interrogates the ways students develop a sense of identity in the context of their academic lives. The paper applies Goffman’s work on stigma and identity management in relation to Bourdieu’s concept of capitals to cast a critical eye on the identity formation of estranged students. In doing so, we challenge normative assumptions of what it means to be a university student in contemporary society and urge institutions and policy makers to rethink the complexity of students’ academic lives in more inclusive ways.  相似文献   
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This article proposes a novel theorisation of higher education classroom spaces by bringing Arendt’s concept of the space of appearance into relation with Guillemin and Gillam’s notion of ethically important moments. The main arguments are first, that a focus on ethically important moments within the higher education space of appearance enables a finer-grained account of student and lecturer becomings through small-scale pedagogic interventions; and second, that a focus on the classroom as a higher education space of appearance provides for a more nuanced appreciation of the collaborative, political and educative practices that occur within it. The article focuses on three instances of ethically important moments as a means to illuminate how higher education spaces of appearance may become ethical spaces for educative praxis in ways which contest pessimistic discourses regarding the deformation of teaching and learning relations in increasingly marketised conditions.  相似文献   
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2 studies examined children's beliefs about the origins of gender differences and addressed 2 main questions: (a) What age-related changes are there in children's beliefs about the contributions of nature and nurture to the development of gender roles? and (b) Do children differentiate between aspects of gender roles that adults believe to be more biologically determined and those they believe to be more socially influenced? 160 4- to 10-year-olds and 32 adults participated in Study 1. Participants were told about a child raised with only opposite-sex individuals and were asked whether the child would grow up to possess a series of gender-stereotyped, biological, and control properties. Until age 9 or 10, children believed that gender-stereotyped properties would develop in an infant regardless of the social context of upbringing. Study 2 provides evidence that children were not merely reporting stereotypical category associations. These studies suggest that young children may have an early bias to view gender categories as predictive of essential, underlying similarities between members, but later come to acknowledge the role of other causal mechanisms (e.g., the social environment) in shaping how category members develop.  相似文献   
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