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2009

Animal Sciences

Theses/Dissertations

University of Kentucky Master's Theses

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Full-Text Articles in Life Sciences

Influences Of Supplementing A Mannan Oligosaccharide Containing Product To Pig Diets On Sow And Weanling Pig Performance, I-Fen Hung Jan 2009

Influences Of Supplementing A Mannan Oligosaccharide Containing Product To Pig Diets On Sow And Weanling Pig Performance, I-Fen Hung

University of Kentucky Master's Theses

The objective of these studies was to evaluate the effect of supplying mannan oligosaccharides (MOS) to pig diets on both weanling pig and sow performances.

Nursery pigs challenged with LPS to stimulate an immune challenge had increased body temperature and respiratory rate as well as elevated serum cortisol and TNF-α concentration, MOS-supplemented pigs had a lower rectal temperature and respiratory rate which implied that MOS improves some aspect of the immune function of piglets.

MOS supplementation in sow diets during late gestation and lactation had no effect on litter size, but the piglets from MOS-fed sows were heavier at birth …


Evaluation Of Dietary Alterations That Have Potential To Affect Feed Intake And Feed Preference In Swine, James Seth Monegue Jan 2009

Evaluation Of Dietary Alterations That Have Potential To Affect Feed Intake And Feed Preference In Swine, James Seth Monegue

University of Kentucky Master's Theses

Feed intake is a key factor affecting pig performance; thus, the objective of these studies was to assess a variety of factors that could potentially affect intake in pigs in different production stages. Studies were conducted to determine the effects of flavor and diet complexity, Appetein™ (an alternative protein source), and graded levels of salt on swine feed intake and feed preference. Two newly developed flavors were used in nursery pig diets. The use of the two flavors did not increase feed intake (P > 0.05). Nursery pigs actually showed a preference for the control diet. Complex diet formulation does increase …