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Full-Text Articles in Life Sciences

Suitability Of A Gps Collar For Grazing Studies, Carmen T. Agouridis, Timothy S. Stombaugh, Stephen R. Workman, Benjamin K. Koostra, Dwayne R. Edwards, Eric S. Vanzant Jul 2004

Suitability Of A Gps Collar For Grazing Studies, Carmen T. Agouridis, Timothy S. Stombaugh, Stephen R. Workman, Benjamin K. Koostra, Dwayne R. Edwards, Eric S. Vanzant

Biosystems and Agricultural Engineering Faculty Publications

The traditional means of tracking animal location in a field is by visual observation. Not only is this method labor intensive, it is also prone to error as the observer can alter cattle movement, observation periods are often too short to obtain confidence in general daily behavior patterns, and observer fatigue becomes an issue. In the 1990s, the University of Kentucky began using GPS collars on cattle to track their position with the goal of incorporating this information into cattle management practices. One of the key unanswered questions regarding the GPS collars is the accuracy of the position data recorded …


Influence Of Fall Grazing By Sheep On Plant Productivity, Shrub Age Class Structure And Herbaceous Species Diversity In Sagebrush Steppe, Ryan Duncan Woodland May 2004

Influence Of Fall Grazing By Sheep On Plant Productivity, Shrub Age Class Structure And Herbaceous Species Diversity In Sagebrush Steppe, Ryan Duncan Woodland

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Traditional chemical and mechanical treatments of Wyoming Big Sagebrush (Artemisia tridentata ssp. wyomingensis) are costly and have typically focused solely on increasing forage for livestock production. Managing these systems biologically with grazing can potentially reduce costs and increase both biodiversity and understory production as well as rejuvenate Wyoming Big Sagebrush (ARTRWY). This experiment was conducted on Deseret Land and Livestock Ranch in northern Utah in October 2003. One hundred and twenty sheep (dry ewes) grazed 3, 60m x 40m plots (40 sheep plot-1). Sheep were provided a protein-energy supplement to facilitate use of the secondary metabolites …


Management Intensive Grazing Systems And The Environment, Rhonda Miller, Jennifer W. Macadam, Rich Koenig Apr 2004

Management Intensive Grazing Systems And The Environment, Rhonda Miller, Jennifer W. Macadam, Rich Koenig

Agriculture

No abstract provided.


Management Intensive Grazing Systems And The Environment, Rhonda Miller, Jennifer W. Macadam, Rich Koenig Apr 2004

Management Intensive Grazing Systems And The Environment, Rhonda Miller, Jennifer W. Macadam, Rich Koenig

All Current Publications

No abstract provided.


Building Beef Cow Nutritional Programs With The 1996 Nrc Beef Cattle Requirements Model, G. P. Lardy, Don C. Adams, Terry J. Klopfenstein, H. H. Patterson Jan 2004

Building Beef Cow Nutritional Programs With The 1996 Nrc Beef Cattle Requirements Model, G. P. Lardy, Don C. Adams, Terry J. Klopfenstein, H. H. Patterson

Department of Animal Science: Faculty Publications

Designing a sound cow-calf nutritional program requires knowledge of nutrient requirements, diet quality, and intake. Effectively using the NRC (1996) beef cattle requirements model (1996 NRC) also requires knowledge of dietary degradable intake protein (DIP) and microbial efficiency. Objectives of this paper are to 1) describe a framework in which 1996 NRC-applicable data can be generated, 2) describe seasonal changes in nutrients on native range, 3) use the 1996 NRC to predict nutrient balance for cattle grazing these forages, and 4) make recommendations for using the 1996 NRC for forage-fed cattle. Extrusa samples were collected over 2 yr on native …


Comparative Productivity Of Five Cool-Season Pasture Grasses Under Intermittent Flood Irrigation Grazed By Beef Cow-Calf Pairs Using Management Intensive Grazing Practices, Dale Zobell, Ken Olson, Randall Wiedmeier Jan 2004

Comparative Productivity Of Five Cool-Season Pasture Grasses Under Intermittent Flood Irrigation Grazed By Beef Cow-Calf Pairs Using Management Intensive Grazing Practices, Dale Zobell, Ken Olson, Randall Wiedmeier

All Current Publications

Utah State University is engaged in studies to determine management practices that can be employed under intensive irrigated pasture to increase productivity and viability of beef and dairy producers in Utah. One of these initiatives was a study comparing five cool-season grasses grazed by beef cow-calf pairs over a 4-year period.