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Effect of Substrate to Inoculum Ratio on Outcomes of In Vitro Rumen Fermentation Studies

Creator:: Remy, Jon D.
Abstract:: The objective of this study was to identify the varying effects of altering the rumen fluid: substrate ratio on the outcomes of in vitro rumen fermentation. In vitro fermentation is a useful tool for evaluating the energy value of feedstuffs and the effect of feed additives on Volatile Fatty Acid...
Resource Type:: Honors College Thesis
Full Text:: Vitro Rumen Fermentation Studies by Jon Donald Remy A THESIS

The effects of alfalfa hay quality on the production of a lactating dairy cow

Creator:: Turnbull, Gerald Wayne
Resource Type:: Masters Thesis
Full Text:: Production of a Lactating Dairy Co N Abstract approved: Donald Clayp9417 Redacted for Privacy The

The effects of alfalfa hay fiber and vitamin B₁₂ levels in body fluids on milk fat production in high-producing dairy cows

Creator:: Dudley, Eric George
Abstract:: The research presented in this thesis was designed to evaluate the effects of feeding alfalfa hays from the Klamath Basin of Oregon in practical dairy rations on milk fat production in high-producing Holstein cows. Thirty-two second lactation or older animals estimated to be capable of producing at least 70 lbs...
Resource Type:: Masters Thesis
Full Text:: -Producing Dairy Cows Abstract approved:Redacted for Privacy Donald Claypool- zr7 The research presented in

Steroid transformations in the pregnant mare: the effects of exogenous progestins and trilostane on the progestin milieu- in vivo and in vitro

Creator:: Schutzer, William E.
Resource Type:: Masters Thesis
Full Text:: Vivo and In Vitro. Abstract approved: Donald W. Holtan The mare possesses unique steroid hormone

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

Effects of two forms of intrareticular selenium supplements on beef cow selenium status and on the transfer of selenium from dam to offspring

Creator:: Campbell, Donald T.
Abstract:: Two concurrent studies were conducted to evaluate the effect of selenium (Se) supplementation on beef cows. Trial 1 was designed to evaluate the safety and efficacy of two intrareticular Se supplementation delivery systems. Trial 2 was designed to evaluate the transfer of Se across the placenta and through the colostrum...
Resource Type:: Masters Thesis
Full Text:: THE THESIS OF Donald T. Campbell for the degree of Master of Science in Animal Science presented on

The effect of lasalocid on fall calving beef cows

Creator:: Hopman, Bruce T.
Abstract:: Forty-two fall-calving crossbred cows were equally allotted to six pens of seven cow-calf pairs each. Two treatments (0 and 200 mg lasalocid/head/day) with three replications were used to determine the effects of lasalocid on fall-calving beef cows. The cows were fed grass hay, haylage and pasture ad libitum. The cow-calf...
Resource Type:: Masters Thesis
Full Text:: bridge the gap between myself and the computer. To my committee members, Dr. Donald Holtan, Dr. G

Interactions between the immune system, stress and thymulin

Creator:: Christian, Richard L., (Richard Leroy), 1971-
Abstract:: This study was conducted to determine the effects of shipping stress on the immune system in domestic lambs (Ovis aries) and to determine the potential of the thymic peptide, thymulin, to reduce those effects of stress on the immune system. Treatments consisted of no shipping (as unstressed controls), shipping (as...
Resource Type:: Masters Thesis
Full Text:: stories and many life-long memories; Drs. Donald Hansen and David Thomas for serving on my graduate

Corpus luteum function in hysterectomized and unilaterally hysterectomized ewes treated with gonadotropin-releasing hormone

Creator:: Whitmore, Diana L.
Resource Type:: Masters Thesis
Full Text:: to my family. My parents, Donald and Louise Whitmore, who have always encouraged me to pursue my

Some hormonal factors associated with the regulation of ewe reproductive patterns

Creator:: Reeves, Jerry John
Abstract:: Twenty-eight Columbia ewes were made available for study during their breeding and anestrous seasons. After the regularity of the estrous cycles had been established, eight of the ewes were sacrificed in pairs at four different stages of the estrous cycle. Eight additional ewes were sacrificed during anestrus. Pituitary glands, ovaries,...
Resource Type:: Masters Thesis
Full Text:: - sible mediator for gonadotropic secretion (Shibusawa et al. , 1955). Armstrong and Hansel (1958

ScholarsArchive@OSU

Effect of Substrate to Inoculum Ratio on Outcomes of In Vitro Rumen Fermentation Studies

The effects of alfalfa hay quality on the production of a lactating dairy cow

The effects of alfalfa hay fiber and vitamin B₁₂ levels in body fluids on milk fat production in high-producing dairy cows

Steroid transformations in the pregnant mare: the effects of exogenous progestins and trilostane on the progestin milieu- in vivo and in vitro

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

Effects of two forms of intrareticular selenium supplements on beef cow selenium status and on the transfer of selenium from dam to offspring

The effect of lasalocid on fall calving beef cows

Interactions between the immune system, stress and thymulin

Corpus luteum function in hysterectomized and unilaterally hysterectomized ewes treated with gonadotropin-releasing hormone

Some hormonal factors associated with the regulation of ewe reproductive patterns

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