Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 13 of 13 for “"group-housing"”.
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Compatibility of biological and cultural control in dairy heifer group housing
The compatibility of biological and cultural fly control on dairies was examined in three ways. First, a review of the current literature concerning filth fly production and filth fly pupal parasitoids on dairies was conducted to asses where there was a lack of information. Second, a survey of …
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Effect of alternative, individual and group housing systems, and management factors in group pens on the well-being of gestating sows
… for human consumption are being housed in modern housing systems has resulted in the passing of referendum that ban gestation stalls for sows, crates for veal calves, and battery cages for laying hens. Currently no scientific information support the current notion that these housing systems …
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Assessing the well-being of gestating submissive sows in group pens using multiple welfare metrics
Housing in the swine industry is one of the most controversial issues in animal agriculture today, specifically how to keep gestating sows. Internationally, many countries such as the European Union, Canada, and Australia, as well as some states within the U.S. have banned gestation crates. …
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The effects of high fiber diets and feeding partitions on the well-being of group-kept sows
… or build new ones in order to comply with the group-housing mandates. One of the main concerns with housing sows in groups is the increased aggression at mixing and around limited resources, especially feed and water. Grouped-housed sows establish a social hierarchy upon mixing which often …
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Behavioral and Reproductive Aspects of Captive Maxwell's Duiker (<em>Cephalophus mawellii</em>) Husbandry
… The objectives were to quantify the effects of housing on activity budgets and progesterone cycling. Four animals were studied across two housing situations: housed individually versus housed in a grouped setting. Behavioral observations revealed no significant change in access to resources, …
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Feeding strategies to enhance gilt reproduction and subsequent longevity and productivity in the breeding herd
The shift to group-housing of the breeding herd makes it difficult to manage animals individually. To maximize sow longevity and reproductive performance, gilts must be bred on second heat weighing between 135 and 160 kg. As gilts are typically fed ad libitum (AD), they often exceed targeted …
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CULTIVATING COHESION: BRINGING IMMIGRANTS AND CITIZENS TOGETHER THROUGH NATIONAL SERVICE
… citizens and ostracization of certain immigrant groups. This thesis explores how the United States can use national service to strengthen cohesion between citizens and immigrants. Following a comparative analysis of one international and two domestic national service programs, this thesis finds …
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A better way to live : community and collaboration
RESEARCH QUESTION: Can housing in Hamilton, promote community interaction and enhance individual well-being, when designed to the minimum density requirements of the Hamilton Operative District Plan? This research project is about researching and designing a community focused, housing scheme near a …
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Novel measures to investigate the social structure and reproductive performance in a dynamic sow herd using social network analysis.
The transition from stalls to group housing has increased agonistic behaviours, with a detrimental impact on welfare and productivity. Understanding social behaviours is pivotal for improving welfare and extensive research has aimed at reducing aggression. Recently, there has been a shift in …
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Exploring the low income rental housing market in the platinum mining sector for inclusive business opportunities
… The facilitation of affordable decent housing for lower-income employees is one of these expectations. In the South African platinum mining sector, the growth of informal settlements around mining operations presents various socio-economic challenges in need of innovative solutions. To …
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Description and commissioning of a novel swine calorimeter unit to calculate heat production and net energy in group-housed pigs
… in commercial conditions are usually housed in groups and allowed ad-libitum feed intake. It is possible therefore that, energy values in group-housed pigs are different from values obtained in individually housed pigs. The Swine Calorimeter Unit (SCU) at the University of Illinois has been …
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Influence of social housing conditions on mouse mammary tumor growth and behavior
… mammary carcinoma (SC115). Change in social housing condition, direction of change [individual to group (IG) or group to individual (GI)), group size, sibling relationship and dominance were the major variables examined. Male mice were housed from weaning in groups (G) or individually housed …
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The impact of sow gestation housing system (individual vs. group) on the reproductive performance of sows across 6 parities & the effect of farrowing pen size on pre-weaning mortality
… sow unit to evaluate the effects of gestation housing system and farrowing pen size, respectively, on sow and litter performance. The gestation housing system study used a randomized complete block design to compare 2 treatments: Individual and Group (8 females/pen) housing. The experimental …