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Biological characteristics of Katahdin sheep selected for footrot resistance
(University of Missouri--Columbia, 2014)
The objectives of this study were to select sheep divergent for a footrot resistant genotype by screening with the DQA2 gene marker and to investigate the host resistant immune response, neutrophil phagocytic efficiency, ...
Genotype by environment interactions for growth and stayability in US red Angus
(University of Missouri--Columbia, 2012)
Genotype by environment interactions (GxE) may reduce accuracy of sire selection. The objectives of this study were to evaluate the presence of GxE by comparing reaction norms of bulls for birth weight, weaning weight, ...
Mitigation of effects from heat stress by Artemisia species
(University of Missouri--Columbia, 2012)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Artemisia afra (AF) is a herb used by indigenous peoples of South Africa to alleviate heat stress during desert travel, and Artemisia absinthium (AB) ...
A survey of relationships among rare breeds of swine
(University of Missouri--Columbia, 2014)
Swine production has evolved over the last century resulting in the loss of biodiversity among breeds utilized by commercial producers. Only a handful of breeds are used extensively by these producers, with many swine ...
Selection for parasite resistance in Kiko x Boer goats
(University of Missouri--Columbia, 2015)
In the United States, goat production has increased over the last three decades because of their economic value as efficient converters of low-quality forages in quality meat, milk, and hides for specialty markets. However, ...
Comparison of rumen microbe taxa among wild and domestic ruminants
(University of Missouri--Columbia, 2015)
Microbes that inhabit the rumen provide a diverse set of enzymes that degrade ingested plant material. Without microbes, ruminants could not survive. Our research has focused on identifying microbial taxa associated with ...
Genetics in practice : applications of quantitative genetics to environment and educational pursuits
(University of Missouri--Columbia, 2018)
"The ability to elucidate quantitative trait architecture and introduce potentially beneficial traits makes introgression a useful tool. Unfortunately, due to the nature of inheritance there are certainly limitations to ...