Results 31 to 40 of about 5,660 (166)
Hair fragility (trichorrhexis nodosa) in alopecic Pomeranian dogs
Background – Alopecia associated with hair cycle arrest (HCA, Alopecia X) is well‐recognised in Pomeranian dogs. The authors are unaware of reports of hair fragility in affected dogs. Hypothesis/Objectives – Following the observation of frequent hair shaft abnormalities in alopecic Pomeranians, we hypothesised that hair fragility events would be more ...
Erin Brennan +6 more
wiley +1 more source
Ecosystem Health Assessment of Xinghua Bay [PDF]
随着海岸带区域社会和经济的不断发展,海湾开发活动的强度日益提高,海湾生态系统的健康受到严重威胁,生态系统管理面临着挑战。因此,开展海湾生态系统健康评价研究,判断其健康水平,是加强海湾生态环境保护、强化海湾生态系统管理的必然要求,其研究成果可以为海洋管理工作提供科学依据。 兴化湾是福建省第一大海湾,湾内滩涂面积广大,海洋环境条件较好,长期以来为人类和其它生物提供了广阔的生存空间。当前兴化湾内资源开发活动日益增加,对海湾生态系统产生了较大干扰 ...
姜峰
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This study developed a NCC‐BC‐A scale with relatively high validity and reliability for breast cancer (BC) patients. NCC‐BC‐A scale fully considered the characteristics of systemic treatment status for BC and the realistic situation in China, which may help clinicians to pay more attention to QOL of BC patients and to optimize management system for BC.
Fei Ma +4 more
wiley +1 more source
本研究系统地检测了大熊猫血液微量元素、血常规及生理生化指标。研究发现,微量元素中镁元素的含量在不同年龄段间呈现差异。通过性别和年龄变量进一步两两比较发现,镁、锌、铁元素差异显著。血液生理生化结果显示大熊猫生理生化指标ALT、ALP两项参数在亚成年、成年及老年不同年龄段间差异显著 ...
曾敏 1 +1 more
doaj
Ecosystem Health Assessment of Dongshan Bay [PDF]
海洋作为地球生态系统的主要组成部分,在提供可再生资源、调节全球气候变化和维持生态平衡中起着举足轻重的作用。海湾是海洋生态系统中最具有重要意义的部分,它为人类提供优良的生存空间,为国民经济发展提供有利的自然资源和条件;同时,海湾生态系统又是受自然和人类活动影响剧烈的生态系统之一,是典型的敏感和脆弱生态系统。本文选择受影响剧烈且与人类生活密切相关的海湾生态系统进行评价具有重要的社会、经济和生态意义。 本文以海湾生态系统为研究对象,研究海湾生态系统与社会经济协调发展之间的关系,为海湾生态管理提供决策依据 ...
杨志
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Abstract We evaluate the effect of the recent spate of tax reform laws on cigarette and fermented liquor consumption in the Philippines using an error correction model that utilizes regularly available national data. Since 2012, the Philippine government passed three reform measures that substantially increases cigarette and alcohol excise taxes to ...
Rutcher M. Lacaza +1 more
wiley +1 more source
Methods for developing a net shape ecological indicator system and assigning rational weights to the indicators [PDF]
生态指标体系是广泛应用于监测、评估和管理生态系统的一种有效方法和工具。针对不同目的在使用生态指标体系时,构建完整的指标体系结构并合理确定操作指标的权重,是有效利用生态指标体系进行综合评价的2个关键问题。指出目前常用的“树杈状”生态指标体系中存在的不足,提出在保持“树杈状”生态指标体系原有指标和层次结构的基础上,通过弥补指标间的重叠和交叉联系,构建“网状”生态指标体系,体现生态系统的层次性和完整性。同时提出利用权重2次分配法对规则和不规则“网状”生态指标体系中的指标进行权重分配 ...
卢昌义, 吝涛, 薛雄志
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Abstract There has been longstanding international fascination with the British National Health Service since it was established in 1948. The British population itself has offered enduring support for the principles and institutions of public provision. However, coverage of the NHS has typically been uneven in academic and policy debates.
Neil Lunt, Mark Exworthy
wiley +1 more source
为提高变压器预测准确性,保证变压器可靠稳定运行,建立基于健康指数的变压器综合健康状况评估模型。该模型对变压器分层、分部件进行多参量统计分析,针对历史数据(运检数据、家族缺陷,设备基本信息、负载)和现状数据(例行试验数据)两个层面以及不同部件,建立量化指标体系。进一步提出采用统计工具SPSS(statistical product and service solutions),在研究变压器各参量之间关系的基础上,得出公共参量关联度及对健康指数的贡献值 ...
王建, 朱文兵, 辜超, 吴奎华
doaj
根据《近岸海洋生态健康评价指南》中的“河口及海湾生态系统生态环境健康评价方法“,利用2006年~2010年以来福建省环保厅的近岸海域监测网络的监测数据及相关文献资料,对福建省近岸海域的海洋生态健康状况进行分析评价。评价结果显示:福建省近岸海域生态系统健康指数为60.3,处于亚健康状态,其中水环境、沉积物、生物残毒和栖息地环境处于健康状态,而生物处于不健康状态。根据当前实际情况,该文从法律保障、管理机制和补偿机制等方面提出了适合保持生态健康的具体策略 ...
杨玉波, 洪雄业, 蔡爱萍
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