搜索结果: 1-15 共查到“知识库 家畜行为学”相关记录68条 . 查询时间(1.515 秒)
动物行为福利与健康养殖技术技能创新团队是山东省教育厅批准立项的科研团队，团队立足于动物行为福利与健康养殖等科学问题，通过行为学观察、生理指标检测、神经环路及分子机制研究，揭示动物行为学发生机制，改善动物福利水平。团队主要研究方向包括：（1）动物行为与生理；（2）动物福利与健康养殖；（3）动物“保种-选育-开发-利用”等综合配套体系的建立以及肉羊高效繁育技术集成与示范。为国内高校、科研院所及周边养殖...
剪毛对小尾寒羊行为和生理的影响
剪毛 小尾寒羊 行为 生理
2019/1/15
旨在研究剪毛应激对小尾寒羊行为和生理的影响。本试验于2015年9月1-10日，随机选取体况相近，初次剪毛的成年小尾寒羊9只公羊和13只母羊，对剪毛前后卧息、反刍、静立、移动、采食、饮水及剪毛过程中的眨眼、摆尾、抬头、鸣叫等行为进行观察，并于剪毛前后对其进行心率（HR）、呼吸（RF）、直肠体温（RT）等生理指标进行检测，剪毛前、剪毛中、剪毛结束及剪毛后颈静脉采血，检测钾（K+）、钠（Na+）、镁（M...
奶牛发情期活动量变化规律研究
奶牛 发情鉴定 活动量 计步器
2018/7/26
旨在探究奶牛发情期活动量变化规律，及其受胎次、季节和发情处理方式3个因素的影响，提高计步器发情检测方法检出率。随机选择某奶牛场150头产后健康泌乳牛和7头青年牛，使用计步器自动检测牛发情前后活动量数据，并采用直肠检查进行发情牛确认。结果表明，奶牛发情开始后活动量（>1 500）显著高于间情期（<500）（P<0.05），且发情后4.5 h达最高（2 179±1 073），随后逐渐下降，至发情结束后...
旨在探究羧化全酶合成酶基因（holocarboxylase synthetase，HLCS）在杜洛克猪各组织中的表达情况及其编码区多态性与剩余采食量（residual feed intake，RFI）之间的关系。本研究利用荧光定量PCR检测HLCS基因在杜洛克猪8种组织中的相对表达量；利用PCR和测序在RFI高、低组个体中扩增HLCS基因的编码区用以寻找多态位点，并对获得的位点在杜洛克群体中分型，...
Behavioral Characteristics of Weaned Piglets Mixed in Different Groups
Agonistic Behavior Animal Welfare Littermate Video Technology
2016/7/27
With regard to animal welfare concerns, behavioral information of weaned and mixed piglets is great interest in swine production. The aim of this study was to demonstrate the change in behavior of wea...
Effect of Polysaccharides from Acanthopanax senticosus on Intestinal Mucosal Barrier of Escherichia coli Lipopolysaccharide Challenged Mice
Herbal Extract Intestinal Barrier Inflammation Epidermal Growth Factor Pro-inflammatory Cytokines Metabolism
2016/5/20
To investigate the role of polysaccharide from Acanthopanax senticosus (ASPS) in preventing lipopolysaccharide (LPS)-induced intestinal injury, 18 mice (at 5 wk of age) were assigned to three groups w...
Is Hiding Foot and Mouth Disease Sensitive Behavior for Farmers? A Survey Study in Sri Lanka
Foot and Mouth Disease Control Item Count Technique, Knowledge Behavior Dairy
2016/5/19
Foot and mouth disease (FMD) has a long history in Sri Lanka and was found to be endemic in various parts of the country and constitutes a constant threat to farmers. In Sri Lanka, currently there is ...
Relationships between conformation traits and longevity of Holstein cows in the Czech Republic
Holstein cows longevity type traits correlations
2015/6/2
The relationships between conformation traits and longevity traits were analyzed in 41 489 Holstein cows born in the years 1994–1999 which were culled by 30th June 2005. Pearson correlation coefficien...
Effects of Mixing on the Aggressive Behavior of Commercially Housed Pigs
Aggressive Behavior Dominance Index Interaction Mixing, Pig
2016/5/18
In this study, we investigated the effects of mixing on the aggressive behavior of commercially housed pigs. The behavioral patterns of 36 groups of pigs (a total of 360 animals) were observed over 3 ...
Ingestive Behavior of Heifers Supplemented with Glycerin in Substitution of Corn on Brachiaria brizantha Pasture
Biodiesel Efficiency Ethology Glycerin, Ingestion
2016/5/17
The objective was to evaluate the ingestive behavior of crossbred heifers finished on a Brachiaria brizantha cv. Marandu pasture receiving four levels of glycerin in their supplementation. Thirty-six ...
Effects of Light Color on Energy Expenditure and Behavior in Broiler
Lighting Color Energy Expenditure Behavior Calorimetry Broiler Chicken
2016/5/17
This study was conducted in order to investigate whether the presence of light or different colors of light would influence the energy expenditure and behavior of broiler chickens. Eight 8-week-old br...
Carcass Characteristics and Meat Quality of Swamp Buffaloes (Bubalus bubalis) Fattened at Different Feeding Intensities
Stylosanthes guianensis Meat Quality Carcass Composition Fatty Acids
2016/5/16
Twenty-four male 1-year old swamp buffaloes (Bubalus bubalis) were randomly allocated to 4 groups. One group grazed on guinea grass (GG) and another on guinea grass and the legume Stylosanthes guianen...
Ingestive Behavior of Lambs Confined in Individual and Group Stalls
Ethology Methodology Socialization Sheep
2016/5/16
The experiment was conducted to evaluate the ingestive behavior of lambs confined in individual and group stalls. We used thirty-four lambs in their growing phase, aged an average of three months, wit...
Effects of Housing Systems on Behaviour, Performance and Welfare of Fast-growing Broilers
Broiler Housing System Welfare Behavior Meat Quality
2016/5/16
This experiment aimed to evaluate the effects of different housing systems on behavioral activities, welfare and meat quality of fast-growing broilers. Two hundred broilers were allocated into two hou...
Influence of Municipal Abattoir Conditions and Animal-related Factors on Avoidance-related Behaviour, Bleeding Times at Slaughter and the Quality of Lamb Meat
Exsanguination Mutton Animal Characteristics Slaughter House
2016/5/12
The objective of this study was to determine the effect of municipal abattoir conditions and animal factors on avoidance-related behaviour (AB) of sheep at slaughter, bleeding times (BT) and mutton qu...