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Filtering by: Creator Hobson, Donald Degree Field Animal Science

Monensin and zeranol alone and in combination for growing-finishing steers and growing heifers

Creator:

Wooten, Donald Griffin

Abstract:

Ninety-two spring-born and 76 fall-born steer and heifer calves (Hereford and Angus x Hereford) averaging 188 and 255 kg, respectively, were utilized in a 2x2 factorial arrangement of treatments to study the effects of zeranol and monensin, alone and in combination, on growth rate, feed efficiency and carcass characteristics. After...

Resource Type:

Masters Thesis

Full Text:

-finishing steers and growing heifers AN ABSTRACT OF THE THESIS OF Donald Griffin Wooten for the degree of
Relationship of dietary crude protein to factors in uterine secretions and plasma in high producing postpartum dairy cows

Creator:

Jordan, Ellen Rae

Abstract:

Eighteen multiparous, high producing (7,836 kg 4% FCM) Holstein dairy cows were assigned randomly to iso- . caloric rations containing either 12 or 23% crude protein (CP) on day 40 postpartum. After a 10-day adaptation period, uterine secretion and blood samples were collected on the day of estrus (day 0-1),...

Resource Type:

Dissertation

Full Text:

and Dr. Donald W. Holtan for being my unofficial advisors while Dr. Swanson was on sabbatical
The effects of various levels of dietary protein on high producing dairy cows in early lactation

Creator:

Pangborn, Marvin Clark

Abstract:

This project was designed to test the biological effects of three levels of dietary protein (12.7, 16.3 and 19.3% CP on a dry matter basis) on high producing Holstein-Friesian dairy cows. Forty five second lactation or older cows that showed the potential to produce over 31.75 kg (70 lbs) per...

Resource Type:

Masters Thesis

Full Text:

advisors. Dr. Donald W. Claypool served as my Thesis advisor and was a tremendous teacher and friend. Dr