Degree Type

Dissertation

Date of Award

2018

Degree Name

Doctor of Philosophy

Department

Animal Science

Major

Animal Physiology

First Advisor

Howard Tyler

Abstract

The following dissertation is organized into seven chapters. Chapter two is a review of the literature covering prenatal development, placental effects, and pre-weaning management effects on post-weaning performance in porcine and bovine species. Chapters three through five are a summary of research conducted to examine the effects of various antiseptic compounds and environments on umbilical cord healing and infection rates in pre-weaned dairy calves and piglets. Chapter six is a summary of research conducted to examine the effects of umbilical management and farrowing stall conditions on pre-weaning mortality, umbilical hernia incidence and 150 d weight in swine. Chapter seven is a summary of research conducted to examine the effect of umbilical diameter to body weight ratio on pre-weaning mortality, umbilical hernias, and 150 d weight in swine. Chapter eight contains general conclusions from the outlined experiments.

Copyright Owner

Amanda Lynn Fordyce

Language

en

File Format

application/pdf

File Size

144 pages

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