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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
361

Genetic stock structure and inferred migratory patterns of skipjack tuna (Katsuwonus pelamis) and yellowfin tuna (Thunnus albacares) in Sri Lankan waters

Dammannagoda Acharige, Sudath Terrence January 2007 (has links)
Tuna are the major marine fishery in Sri Lanka, and yellowfin tuna (YFT) (Thunnus albacares) and skipjack tuna (SJT) (Katsuwonus pelamis) represent 94% of all tuna caught. The tuna catch in Sri Lanka has increased rapidly over recent years and this is true generally for the Indian Ocean. Tuna are a major animal protein source for 20 million people in Sri Lanka, while marine fisheries provide the main income source for most Sri Lankan coastal communities. While the importance of the fishery will require effective stock management practices to be employed, to date no genetic studies have been undertaken to assess wild stock structure in Sri Lankan waters as a basis for developing effective stock management practices for tuna in the future. This thesis undertook such a genetic analysis of Sri Lankan T. albacares and K. pelamis stocks. Samples of both YFT and SJT were collected over four years (2001 - 2004) from seven fishing grounds around Sri Lanka, and also from the Laccadive and Maldive Islands in the western Indian Ocean. Partial mitochondrial DNA (mtDNA) ATPase 6 and 8 genes and nuclear DNA (nDNA) microsatellite variation were examined for relatively large samples of each species to document genetic diversity within and among sampled sites and hence to infer stock structure and dispersal behaviour. Data for YFT showed significant genetic differentiation for mtDNA only among specific sites and hence provided some evidence for spatial genetic structure. Spatial Analysis of Molecular Variance (SAMOVA) analysis suggests that three geographically meaningful YFT groups are present. Specifically, one group comprising a single site on the Sri Lankan west coast, a second group comprising a single site on the east coast and a third group of remaining sites around Sri Lanka and the Maldive Islands. Patterns of variation at nDNA loci in contrast, indicate extensive contemporary gene flow among all sites and reflect very large population sizes. For SJT, both mtDNA and nDNA data showed high levels of genetic differentiation among all sampling sites and hence evidence for extensive spatial genetic heterogeneity. MtDNA data also indicated temporal variation within sites, among years. As for YFT, three distinct SJT groups were identified with SAMOVA; The Maldive Islands in the western Indian Ocean comprising one site, a second group comprising a single site on the east coast and a third group of remaining sites around Sri Lanka and the Laccadive Islands. The mtDNA data analyses indicated two divergent (M^ = 1.85% ) SJT clades were present among the samples at all sample sites. SJT nDNA results support the inference that multiple 'sub populations' co-exist at all sample sites, albeit in different frequencies. It appears that variation in the relative frequencies of each clade per site accounts for much of the observed genetic differentiation among sites while effective populations remain extremely large. Based on combined data sets for management purposes therefore, there is no strong evidence in these data to indicate that more than a single YFT stock is present in Sri Lankan waters. For SJT however, evidence exists for two divergent clades that are admixed but not apparently interbreeding around Sri Lanka. The identity of spawning grounds of these two clades is currently unknown but is likely to be geographically distant from Sri Lanka. Spawning grounds of the two distinct SJT clades should be identified and conserved.
362

Sri Lanka and the Indian Ocean contacts : internal networks and external connections

Bohingamuwa, Wijerathne January 2017 (has links)
This study reconceptualises Sri Lanka's external trade and interactions from the middle of the first millennium BC to the early second millennium AD. Unlike earlier analyses, mine draws on the excavated material culture from three port-cum-urban centres - Mantai, Kantharodai and Kirinda - which were linked to major urban complexes, interior resource bases and Indian Ocean maritime networks. The scale and intensity of their external trade and connectivity, crafts and industries varied greatly over time and location. My findings illustrate Sri Lanka's earliest cultural-commercial connections with India from the middle of the first millennium BC. By the beginning of the CE, islanders were trading with the Middle East and the Mediterranean in the west and Southeast Asia and China in the east. The Middle East was a particularly strong connection from about the mid-3<sup>rd</sup> century. Materials from Southeast Asia and China arrive by the late 7<sup>th</sup>/8<sup>th</sup> centuries, with the focus of external trade shifting away from the Middle East to the Far-East around the end of the 10<sup>th</sup> century, lasting until the 12<sup>th</sup>/13<sup>th</sup> centuries and beyond. My findings demonstrate that internal developments in irrigated agriculture, iron technology, crafts, industries and procurement-distribution networks were crucial for external trade and connectivity. Contrary to the traditional view, I identify local agency as an important driving force behind both internal and external trade in ancient Sri Lanka. The island's external connectivity did not depend on a single factor but was based on specific historical realities which were constantly redefined and reformulated in response to the changing dynamics within and outside Sri Lanka.
363

Stress and coping in Sweden and Sri Lanka : A cross-cultural study with a cognitive neuroscientific perspective

Skaf, Theresa January 2018 (has links)
The stress response that is triggered in an organism when facing a stressor is crucial to maintain stability and health. However, exposure to a severe or a chronic stressor can be maladaptive and cause several impairments in the body, such as cardiovascular diseases, atrophy of the brain, and psychopathologies mainly characterized by anxiety and depression. Resilience or vulnerability to stress is mediated through different biopsychosocial factors, one of which is the use of coping strategies. Different types of coping strategies have been linked to either adaptive or maladaptive outcomes, and are an important factor to consider regarding stress resilience. Cultural differences in symptoms of stress, anxiety, depression, and coping strategies were assessed through self-report measurements in the form of two questionnaires. 75 Swedes and 67 Sri Lankans between the age of 18-50 took part in the study. The most significant findings of this study suggest that 1) Sri Lankans experience more symptoms of stress, anxiety, and depression compared to Swedes, 2) dysfunctional coping is correlated with higher levels of stress, anxiety, and depression in both Sweden and Sri Lanka, 3) higher levels of stress predicts higher levels of anxiety and depression in both Sweden and Sri Lanka, and 4) both countries tend to favor problem-focused coping over emotion-focused and dysfunctional coping. A discussion regarding the current findings, including limitations of the study is provided, as well as directions for future research.
364

Contesting the humanitarian regime in political emergencies : international NGO policies and practices in Sri Lanka & Afghanistan, 1990-2010

Aneja, Urvashi January 2013 (has links)
The legal humanitarian regime, set out in the Geneva Conventions and Additional Protocols, strives to alleviate human suffering through the provision of emergency goods and services, such as food supplies, water, temporary shelter, and medical treatment. This thesis examines how international non-government organizations (INGOs) contribute to the contestation of this regime in political emergencies, the effects of this contestation, and the factors driving INGO contestation. The thesis develops an analytical framework for understanding the nature and functioning of the legal humanitarian regime, and argues that INGO contestation occurs through the two processes of regime interpretation and regime implementation. It then goes on to identify the substantive content and effects of contestation, and the factors driving INGO contestation of the regime, through a detailed study of the policies and practices of CARE, Médecins Sans Frontiers, Oxfam, and World Vision, in Afghanistan and Sri Lanka, from 1990-2010. The thesis argues that contestation has constitutive effects, as it re-defines the meaning of the formal humanitarian regime, and the underlying rules and norms that specify the regime’s function, scope, and operating principles. Contestation also has causal effects, as it can make INGOs participants in the conflict, eroding thereby the basis on which they negotiate access and their ability to respond to humanitarian needs, and the security of their staff. It has also facilitated the subordination of humanitarian assistance by donor states and combatants to their political and security objectives. INGO identity - expressed in terms of the constituent rules and norms that define INGO membership, their mandate and goals, and the manner in which they distinguish themselves from other actors - is argued to be a necessary factor for explaining INGO contestation. The focus on identity highlights the agency of INGOs in shaping the humanitarian regime and demonstrates that INGOs are not simply at the mercy of more powerful actors or external constraints.
365

Life is unfair – but not without reason : A field study of Sri Lankan women’s struggle for equal political representation and influence

Kanold, Erica January 2020 (has links)
This study investigates resistance against female local government politicians in Sri Lanka during their first year and a half as members of local government councils, as a result of the 25 % gender quota introduced in 2018. Further, the study investigates these newly elected female politicians’ perceived ability to influence local government politics; experienced substantive representation. Through a minor field study, in-depth interviews were conducted to examine forms of resistance and perceived political influence of these newly appointed women. Several types of resistance were found and divided into three categories; Patronizing Behavior from Male Politicians; the Dispute Between Elected and Appointed Women; Public Distrust. Some evidence of the mandate effect and the label effect were detected, further hampering substantive representation. The study concludes that despite a significant increase in descriptive representation, substantive representation was not necessarily experienced by the interview subjects. Further studies are encouraged to deepen the understanding of the resistance towards appointed female politicians in Sri Lanka, and moreover the problematic effects of the implementation of gender quotas in highly unequal states.
366

Professional’s Perceptions on Coping Strategies Amongst Sexually Abused Girls in Kandy, Sri Lanka

Johansson, Rachel January 2020 (has links)
Child sexual abuse is an ongoing societal problem, causing severe trauma to vulnerable individuals and evoking all manner of coping strategies in managing the aftermath of their experiences.  Whilst extensive research has directed attention onto sexual abuse and the coping strategies that result from such trauma, very few studies have concentrated on the professional perceptions when supporting sexually abused girls using coping strategies to combat their trauma. Therefore, this research intends to provide an exploration into how professionals perceive the coping strategies used by sexually abused girls in a non-governmental organisation (NGO) residential girl’s home in Kandy, Sri Lanka. Using semistructured interviews via email and individual video recorded zoom meetings from three participants: comprising of a director/counsellor, English teacher, and practitioner. The findings suggested that cultural/societal background, therapies, and interventions have led to or encouraged positive or negative outcomes and coping strategies aside from the sexual abuse trauma.
367

Understanding CSR in the textile industry in a middle-income country : Stories from future managers in Sri Lanka

Preiksaite, Samantha, Levehag, Tora January 2020 (has links)
Production has relocated to the Eastern world, whilst consumption is dominating the Western world. Taking into consideration the cultural differences between East and West sanctions a problem, as it is identified that corporate social responsibility (CSR) practices require adaptation to the different cultural contexts. For this reason, it is of interest to study how the values in a middle-income country influence the attitudes that are formed towards CSR to further contextualise the need for adaptation of CSR. To accomplish the aim to the fullest extent, and to adequately form an understanding of how the values influence the attitudes towards CSR in a middle-income country, this study takes place in Colombo, Sri Lanka. As Sri Lanka is a country that has a prevalent textile industry, along with a strong focus on CSR activities and ethical production, augments the choice for the enactment of this study. In the essence of this, the encompassing purpose of this study is as follows: To illustrate how cultural values influence attitudes regarding CSR practices from a future managerial perspective in the setting of Sri Lanka, and if the cultural factors play an important role in the formation of values that inhere to CSR. The methodology of the research consists of focus groups that implicate a vignette technique that builds on the theoretical chapter. Five focus groups were performed, which comprised of fifteen students in total, all current fashion students within textiles, design and marketing at the University of Academy of Design (AOD) located in Colombo, Sri Lanka. By using the vignette technique enables the authors to compose ten scenarios, building on the concepts of CSR in where Carroll’s pyramid is of significance, along with cultural dimensions that are represented by Hofstede and Schwartz. Through these scenarios, the authors explore the attitudes of future managers, namely students, in their attempt to act upon ethical dilemmas. Thereafter, thematic analysis was used to extract four themes from the participants’ insights. These themes add up to the Sri Lankan Business Mindset, Hierarchy, Level of Recognition and Who is Responsible. The findings of this study suggest that in an attempt to approach CSR in a manner which strives to shape the values towards ethical reasoning, it is essential to take into consideration the four actors that are identified as responsible – namely the government, society, company, and individual.
368

Tamil asylees and U.S. social workers : intercultural communication in the context of refugee services

Hagadorn, Emily Josephine 01 January 2004 (has links) (PDF)
This research study explored how intercultural communication factors such as values and communication styles might affect the interaction between Tamil asylees and their U.S. social workers. For this qualitative study, I interviewed 11 Tamil asylees and conducted a focus group with 3 U.S. social workers at an agency serving the Tamil participants. Based on the findings of this research as well as the literature review, this thesis reveals culture-specific information about Tamil asylees and highlights the implications of the research to the fields of intercultural communication, refugee studies, and social work. Findings revealed the following: culture general assumptions overshadow the complexity of values and communication styles when examined in context, refugees are a unique immigrant population and therefore should be the focus of more intercultural research, competent social workers seem to possess culture-specific and general intercultural skills, and social workers can apply the methodology of this study to learn about the values and communication styles of new refugee clients.
369

Contemporary Challenges for Media and Democracy from the Young Citizens’ Perspective: A Case Study in Gampaha District, Sri Lanka

Balasuriya, Balasuriya Lekamalage Prasanna January 2023 (has links)
Democracy plays a crucial role in building a society where people’s freedom, human rights and social well-being are assured. In that light, media plays a considerable role as a source of information that can facilitate the smooth function of democracy. Due to the factors such as the rise of social media, political mismanagement and poor administration, media and democracy face numerous challenges in many countries. There is a lack of empirical research on the challenges for media and democracy from the citizens’ perspective. This study aims to identify the contemporary challenges for media and democracy in Sri Lanka from the young citizens’ perspective. Accordingly, the research question is formulated as: “What are the contemporary challenges for media and democracy in Sri Lanka from the young citizen’s perspective?”. ‘Normative theories’ are applied to understand the conduct of media. ‘Capability approach theory’ and Hasebrink’s concept of ‘users as citizens’ are used to understand the standard of living that people can achieve. This study conducted online face-to-face semi-structured interviews with sixteen young citizens in the Gampaha district in Sri Lanka. A case study research strategy was used, and the respondents were selected through purposive sampling. Thematic analysis is used to analyse the data and the identified challenges, and the sub-factors are illustrated in a thematic map. Twenty sub-factors that negatively contribute to media and democracy were identified and classified into five main challenges. The challenges for media and democracy identified in this study will be vital for policymakers, practitioners, journalists, and researchers in this area in order to mitigate the challenges whereby a sound democracy can be facilitated. These challenges identified would also be advantageous as a resource in formulating legal policies, introducing reforms and decision-making processes.
370

Audit Firm Culture &amp; Audit Quality : Qualitative Study – Sri Lankan Context

Fernando, Nimesh, Pradeep Kumara, Ashoka January 2023 (has links)
The purpose of the study is to understand the complex relationship between audit firm culture and audit quality within the unique context of Sri Lanka. Solely dependent on insights provided by a group of auditors the research identifies key factors that influence the culture of audit firms and its impact on the quality of audit services. The study highlights the fundamental role of ethics and professionalism as main components of audit firm culture in Sri Lanka. The auditors operate as per code of ethics promoting independence and transparency which is essential in developing trust and reliability in financial reporting and audit services. Work-life balance is another critical cultural aspect that significantly influences audit quality. Lack of emphasis on personal well-being and work-life balance will negatively impact auditors' performance and job satisfaction. The hierarchical structures in Sri Lankan society are also seen in audit firms, affecting business culture. Therefore, open communication within audit teams and senior management is essential for knowledge sharing and conflict resolution. The implementation of modern technology, improving technical skills, and regular training in accounting and auditing standards have been identified as vital factors in ensuring audit quality. Furthermore, the study recognizes that competitive remuneration and the recognition of professional auditors play a substantial role in retaining and motivating staff as equal opportunity audit firm culture ultimately enhances audit quality. The Sri Lanka’s regulatory influence and audit framework highlights the importance of adherence to ethical and professional standards where practicing audit firms influences its culture and improve audit quality. The interaction of the above factors forms the culture within audit firms in Sri Lanka, subsequently impacting the quality of audit services. Addressing these aspects Sri Lanka can enhance its audit quality and create a reliable financial reporting environment

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