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Berberet HM 《Child welfare》2006,85(2):361-384
Needs assessments require staff with the necessary expertise to design the study, collect the data, analyze the data, and present results. They require money, time, and persistence, because the people one wishes to assess often are difficult to access. This article argues for the centrality of a well-done needs assessment when developing services for LGBTQ youth. Needs assessment methodology and adjunctive uses of the needs assessment data also are discussed. The authors present a needs assessment of LGBTQ youth living in out-of-home care in San Diego, California, as an example of the purpose, practicality, and power of a comprehensive needs assessment. The needs assessment identified several issues, as well as additional data supporting the project's necessity. The data also identified the most significant obstacles youth face in accessing housing and supportive services. Through the data collection process, non-LGBT housing providers better understood their need for additional training, and housing and city leadership communities obtained and spread knowledge of the project.  相似文献   
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The living arrangements of young people in New Zealand are diverse and often complex. In this article we report the range of care and living arrangements of 209 15-year-old New Zealanders, 47 of whom identified as Māori. These young people were participants in the second generation of a cohort study. Data were collected from their parents via a life history calendar and analysed for variety and consistency of care arrangements, household membership and transitions. Few participants had a consistent pattern of parental care arrangements and most had experienced multiple changes in household composition and frequent changes of address. We conclude that the whānau/family lives of many young New Zealanders are complex and dynamic. These observations contrast with the conventional notions of family life that form the basis for New Zealand’s family policies. We argue that social policies and services impacting on young people need to reflect the lived reality of young people if they are to meet young people’s needs.  相似文献   
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Summary Field populations of blue alfalfa aphid and pea aphid on alfalfa were sampled during 1985 and 1986 to determine the association of co-occurrence, interspecific interactions and comparative temporal variations in the spatial dispersion patterns of these species in Oklahoma. Relative abundance of these species is discussed in the light of above analyses.Cole's coefficient revealed a high degree of association between these species in terms of their occurrence on the same alfalfa stems in the field. Regression analyses indicated that the species populations tended to increase in concert on the same stems without evidence of competitive displacement. Spatial dispersion patterns of both species were highly aggregated at low population densities early in the season. Over time, both species tended to disperse and became less aggregated as numbers increased. It was concluded that magnitude of interspecific interactions between the blue alfalfa aphid and the pea aphid were not of a nature that they could be termed as competing species. On the contrary, a concept of an “ecospecies” is proposed for practical applications such as sampling plans and economic threshold determinations.  相似文献   
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