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The Availability Of Phosphorus In Two Defluorinated Phosphates To Sheep As Determined By A Radioisotope Technique, Carlen Pippin

Masters Theses

[From the Introduction]

Phosphorus deficiency has limited livestock production since the beginning of recorded history. This is understandable in view of the essentiality of phosphorus to various life processes and of the problems of providing adequate amounts of available phosphorus in rations for livestock.

One of the best known functions of phosphorus is its importance in building bones and teeth. Also, it has an equally important function in every living cell of the body. It is essential for the utilization and metabolism of the other nutrients such as proteins, fats, and carbohydrates. Muscles cannot grow and divide, and …

Quantitative Study Of Growth Of Some Dairy Psychrophiles, Taher A. El-Farekh

Masters Theses

Summary and Conclusions:

Samples of pasteurized skim milk were steamed for 25 minutes at approximately 100° C. and inoculated with pure cultures of Pseudomonas fluorescens, A and B, at different levels, Pseudomonas fragi, Brevibacterium lipolyticum. The fifth culture was the normal flora of commercially pasteurized skim milk treated as a pure culture. All samples were stored at 4° C. Bacterial growth was determined using agar plates incubated at 25° C. for 3 days.

The generation time was calculated for all cultures which ranged from 5.55 hours for Pseudomonas fragi to 11.24 hours for Brevibacterium lipolyticum. The …

The Tennessee Beef Performance Testing Program In Robertson County, Craig Watson

Masters Theses

(From Introduction)

A program for the performance testing of beef cattle in Tennessee was instigated in 1956 by the Extension Animal Husbandry Department and the Animal Husbandry-Veterinary Science Department of The University of Tennessee. In various meetings over the state with the extension personnel, the members of the Robertson County Livestock Association and the Agriculture Extension Agent in Robertson County became interested in this production testing program. Since Robertson County is a growing beef cattle county, performance testing beef herds in the county to determine the rate of gain and the quality of calves that were produced seemed …