960 resultados para Cherry Hill
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Smallholders in eastern Paraguay plant small stands of Eucalyptus grandis W. Hill ex Maiden intended for sale on the local market. Smallholders have been encouraged to plant E. grandis by local forestry extension agents who offer both forestry education and incentive programs. Smallholders who practice recommended forestry techniques geared towards growing large diameter trees of good form are financially rewarded by the local markets which desire saw log quality trees. The question was posed, are smallholders engaging in recommended silvicultural practices and producing reasonable volume yields? It was hypothesized that smallholders, having received forestry education and having financial incentives from the local market, would engage in silvicultural practices resulting in trees of good form and volume yields that were reasonable for the local climate and soil characteristics. Yield volume results from this study support this hypothesis. Mean volume yield was estimated at 70 cubic meters per hectare at age four and 225 cubic meters per hectare at age eight. These volume yields compare favorably to volume yields from other studies of E. grandis grown in similar climates, with similar stocking levels and site qualities.
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This lecture discusses monitoring activities of the Berkeley Pit for the past 31 years at the Montana Bureau of Mines and Geology in Butte, Montana.
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The article examines whether the norms laid down in the Directive in relation to the exceptions and limitations on copyright and related rights can be conducive to a sensible degree of harmonisation across the European Union. Before discussing the degree of harmonisation achieved so far by the Directive, the first part gives a short overview of the main characteristics of the list of exceptions and limitations contained in Article 5 of the Directive. A comprehensive review of the implementation of each limitation by the Member States is beyond the scope of this article. The following section takes a closer look at three examples of limitations that have led to legislative changes at the Member State level as express measures towards the implementation of the Information Society Directive, that is, the limitations for the benefit of libraries, for teaching and research, and for persons with a disability. These exceptions and limitations were later on also identified by the European Commission as key elements in the deployment of a digital knowledge economy. The analysis will show that the implementation of the provisions on limitations in the Information Society Directive did not, and probably cannot, yield the expected level of harmonisation across the European Union and that, as a consequence, there still exists a significant degree of uncertainty for the stakeholders regarding the extent of permissible acts with respect to copyright protected works.
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Systematic consideration of scientific support is a critical element in developing and, ultimately, using adverse outcome pathways (AOPs) for various regulatory applications. Though weight of evidence (WoE) analysis has been proposed as a basis for assessment of the maturity and level of confidence in an AOP, methodologies and tools are still being formalized. The Organization for Economic Co-operation and Development (OECD) Users' Handbook Supplement to the Guidance Document for Developing and Assessing AOPs (OECD 2014a; hereafter referred to as the OECD AOP Handbook) provides tailored Bradford-Hill (BH) considerations for systematic assessment of confidence in a given AOP. These considerations include (1) biological plausibility and (2) empirical support (dose-response, temporality, and incidence) for Key Event Relationships (KERs), and (3) essentiality of key events (KEs). Here, we test the application of these tailored BH considerations and the guidance outlined in the OECD AOP Handbook using a number of case examples to increase experience in more transparently documenting rationales for assigned levels of confidence to KEs and KERs, and to promote consistency in evaluation within and across AOPs. The major lessons learned from experience are documented, and taken together with the case examples, should contribute to better common understanding of the nature and form of documentation required to increase confidence in the application of AOPs for specific uses. Based on the tailored BH considerations and defining questions, a prototype quantitative model for assessing the WoE of an AOP using tools of multi-criteria decision analysis (MCDA) is described. The applicability of the approach is also demonstrated using the case example aromatase inhibition leading to reproductive dysfunction in fish. Following the acquisition of additional experience in the development and assessment of AOPs, further refinement of parameterization of the model through expert elicitation is recommended. Overall, the application of quantitative WoE approaches hold promise to enhance the rigor, transparency and reproducibility for AOP WoE determinations and may play an important role in delineating areas where research would have the greatest impact on improving the overall confidence in the AOP.
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Clement Hill
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Clement Hill
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Clement Hill
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Clement Hill
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von M. Zoppick
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Signatur des Originals: S 36/F00800
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Signatur des Originals: S 36/F00801
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Signatur des Originals: S 36/F00802