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Effect of Laying Hen Housing Environment and Genetic Strain on Meat Quality and Skeletal Muscle Physicochemical Properties
DownloadFall 2016
Skeletal muscle is an adaptable, multi-faceted tissue that is essential for whole body movement and metabolism. When a production animal is slaughtered, its muscle goes through complex physical and biochemical changes including a shift from aerobic to anaerobic metabolism resulting in the...
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Effects of dietary 25-hydroxycholecalciferol on growth, production performance, eggshell quality and bone traits of brown egg layers housed under commercial conditions
DownloadFall 2017
The effects of dietary 25-hydroxycholecalciferol (25OHD) on growth, production performance, eggshell quality and bone characteristics of laying hens were evaluated in a field trial in Colombia. At day 1 of age, a total of 17,750 Hy-Line Brown pullets were placed on a commercial farm, in 3 houses...
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Effects of dietary phosphorus and calcium levels and phytase supplementation on bone metabolism of egg-laying hens
DownloadFall 2018
The importance of this Ph.D. thesis work is to assess the effects of dietary available phosphorus (avP) and calcium (Ca) levels and phytase supplementation in egg-laying hens and broilers. Two trials were conducted to evaluate the effects of marginal, moderate, and severe reduction in dietary avP...