共查询到19条相似文献,搜索用时 62 毫秒
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警犬嗅觉灵敏,其追踪、鉴别、搜毒、搜爆、搜尸、救灾等作业都是靠非常灵敏的嗅觉来完成的。但犬的嗅觉能力究竟能达到什么水平?个体间有无差异?用单一物质气味浓度的定量指标来表示能达到多少ppm(百万分之一)?警犬训练中我们所说的大气味、中气味、小气味,其气味浓度究竟是多少?警犬(或犬)与人的嗅觉相差多少?都不得而知。本文首先通过警犬训练建立起来的行为学方法,对不同品种警犬的嗅觉进行比较研究,试验以拉布拉多犬和德国牧羊犬两个品种犬对醋酸酐的单一气味进行了定量研究。 相似文献
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拉布拉多犬(Labrador Retriever)与金毛猎犬(GOld Retriever)都是优秀的伴侣犬种与工作犬种.1999年~2008年的统计资料显示:在美国和英国,最受欢迎的犬种是拉布拉多犬,金毛猎犬分别排名第二与第五;在日本,拉布拉多犬和金毛猎犬的排名分别为第三和第五. 相似文献
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一、基础训练阶段
也称物品训练阶段。此阶段主要是利用犬衔取物品的欲望,训练犬嗅到物品气味后自动反应,使犬完成从视觉兴奋到嗅觉兴奋的转化,把犬对衔取物的兴奋转化成对搜索形式的兴奋,并在嗅到衔取气味后能自动卧下形成条件反射。 相似文献
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一、犬传统嗅认方式能力培养的利弊
警犬嗅认嗅源能力的培养主要分为主动嗅认和外因诱导嗅认,传统嗅认嗅源方式有平面嗅认、罐内嗅认。 相似文献
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《Journal of Veterinary Behavior: Clinical Applications and Research》2008,3(4):143-151
Tests of motor laterality and behavioral reactivity, as well as salivary cortisol concentrations, were examined in this pilot study to identify dogs best suited to guide dog work. Over a 14-month period, lateralization tests were conducted and cortisol concentrations were determined on 3 separate occasions, and temperament testing was performed on 2. Potential guide dogs (N = 43) involved in this study were 5 golden retrievers (4 males, 1 female) and thirty-eight Labrador retrievers (8 black males, fifteen yellow males, 5 black females, and ten yellow females). Results from these tests were then compared with the ultimate success of the dogs in the Guide Dogs NSW/ACT training program. This comparison produced evidence that motor lateralization (particularly the rate at which both paws were used during the Kong Test and the lateralization index during the Tape Test), reactions to an unfamiliar dog, the latency for dogs to drop and rest during an uninterrupted period, and the dog's color and breed were predictive of ultimate success. This study also identified 14 months of age as a more accurate time to assess dogs for these traits than either 6 months of age or at the age at which they completed their training (ranging from 14 to 20 months of age). 相似文献
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Lucy Asher Simon Blythe Rena Roberts Lisa Toothill Peter J. Craigon Katy M. Evans Martin J. Green Gary C.W. England 《Journal of Veterinary Behavior: Clinical Applications and Research》2013,8(6):431-438
An early understanding of behavioral suitability for guiding work in domestic dogs (Canis familiaris) would be useful for organizations which train dogs as mobility aids, such as the Guide Dogs for the Blind Association. We explored the potential for a standardized test of behavior in young dogs to reflect subsequent success in guide dog training. Five hundred eighty-seven potential guide dogs were exposed to a series of eight stimuli at 6-8 weeks of age. The responses of dogs were scored on a 7-point scale according to either responsiveness to human assessor or to environmental stimuli, on stimuli comprising following when called; retrieve; gentle restraint; noise; stroking; a moving toy squirrel; encouragement to go through a tunnel; and encouragement to go over a ramp. Five of these stimuli showed some association with success in guide dog training, and three of these stimuli could be usefully combined in a logistic regression model of success in training. There is potential for this test to be used to predict suitability for guiding work but adjustments to the scoring protocol are recommended. 相似文献
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公安部南京警犬研究所(以下简称研究所)抓住机遇,积极探索,努力开展将警用工作犬技术运用于民间、服务于社会的研究项目.2007年3月,在上海正式启动了由研究所、上海市残联、日本导盲犬协会三方合作的导盲犬培训、使用的项目. 相似文献
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《Journal of Veterinary Behavior: Clinical Applications and Research》2008,3(5):199-206
This study examined 60 juvenile Labrador (LR) and golden retrievers (GR) and their puppy raisers (PR) to determine the effect of training (n = 20) and socialization (n = 20) compared with a control group (n = 20). These potential guide dogs were randomly allocated into 3 groups of 20 (2 treatment groups and 1 control). Training sessions ran for 6 weeks (only 5 of which were attended by the dogs), and socialization groups ran for 5 weeks (all of which were attended by the dogs). Training involved teaching a bridge (clicker); basic obedience behaviors including sit, drop, loose-leash walking, and recalls; as well as desensitization to handling, discussions about anxiety and environmental enrichment, and play time. Socialization classes covered the same discursive material, but without the training and bridge components. The control group comprised other pups and their PRs within the guide dog puppy-raising program but who were not given access to these additional classes. Like the dogs in both the treatments, these control dogs also underwent the Guide Dog NSW/ACT program but received no direct intervention through the current study.The authors hypothesized that training and socialization would improve the success rates of dogs in the guide dog program. However, the treatments did not influence the rate of success nor the likelihood of PRs raising a subsequent pup. The interaction between color and sex had some effect on success rates; yellow female LRs had the greatest chance of success, and female GRs had the lowest chance of success. This difference may warrant further investigation in a broader study to assist in decisions as to which breeds and sexes are most successful in guide dog organizations. 相似文献