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Full-Text Articles in Life Sciences

A Forecasting-Programming Method For Placement-Sales Decisions For A Beef Feedlot, Franz Schwarz, J. B. Hassler Apr 1979

A Forecasting-Programming Method For Placement-Sales Decisions For A Beef Feedlot, Franz Schwarz, J. B. Hassler

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

This bulletin reports on a practical multi-period linear programming procedure as a management tool for decisions on placements and marketings for a beef feedlot operating over time under market uncertainty. Although the conclusions were based on application to an individual firm with uniqueness in time and space, the model should be equally appropriate for any firm's production and marketing decisions through time.


Physical And Chemical Properties Of Outdoor Beef Cattle Feedlot Runoff, C. B. Gilbertson, J. R. Ellis, J. A. Nienaber, T. M. Mccalla, T. J. Klopfenstein Aug 1975

Physical And Chemical Properties Of Outdoor Beef Cattle Feedlot Runoff, C. B. Gilbertson, J. R. Ellis, J. A. Nienaber, T. M. Mccalla, T. J. Klopfenstein

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

Within the past decade, emphasis has been placed on the quality of our environment. Beef cattle feedlots have been singled out as a significant source of environmental pollution. Environmental protection provided by control facilities requires basic knowledge of the physical and chemical properties of feedlot runoff. This bulletin summarizes studies of physical and chemical properties of beef cattle feedlot runoff completed from August, 1968 through December, 1972.


Nutrient And Energy Composition Of Beef Cattle Feedlot Waste Fractions, C. B. Gilbertson, J. A. Nienaber, J. R. Ellis, T. M. Mccalla, T. J. Klopfenstein, S. D. Farlin Jul 1974

Nutrient And Energy Composition Of Beef Cattle Feedlot Waste Fractions, C. B. Gilbertson, J. A. Nienaber, J. R. Ellis, T. M. Mccalla, T. J. Klopfenstein, S. D. Farlin

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

This bulletin describes nutrient and energy composition of beef cattle waste fractions as a function of the ration roughage level and type of feedlot. Results can be used to plan engineering system approaches and research to develop handling and processing equipment necessary for recovery of the most valuable portion of waste.


Improvement Of Beef Cattle Through Breeding Methods. Summary Of Results From Regional Project Nc-1, Larry V. Cundiff, Keith E. Gregory May 1968

Improvement Of Beef Cattle Through Breeding Methods. Summary Of Results From Regional Project Nc-1, Larry V. Cundiff, Keith E. Gregory

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

This publication is a revision of North Central Regional Publication 120, published by the Nebraska Agricultural Experiment Station (Research Bulletin 196) in July, 1961. It summarizes the more important results from this project during its first 19 years of operation. It is by no means complete and includes only what is considered to be the "highlights" of findings at this time. A bibliography of all publications that provided the basis for this summary statement is included. This publication is in the nature of a progress report on many aspects of beef cattle breeding research. Although it is based on considerably …


Improvement Of Beef Cattle Through Breeding Methods. Summary Of Results From Regional Project Nc-1, Keith E. Gregory Jul 1961

Improvement Of Beef Cattle Through Breeding Methods. Summary Of Results From Regional Project Nc-1, Keith E. Gregory

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

The major purpose of this project is to obtain information that beef cattle breeders can use to make maximum genetic improvement in all traits of economic value in beef cattle. The major objectives of NC-1 are the following: (1) to determine the traits of economic importance in beef cattle: (2) to assess their relative value; (3) to develop reliable methods and procedures for measuring and evaluating them; (4) to obtain estimates of their heritabilities; (5) to obtain estimates of the genetic and phenotypic correlations among all economically important traits; (6) to evaluate the effects and uses of inbreeding and heterosis; …


Evaluation Of Ground Corncobs And Corncob Components As Nutritive Materials In Rations For Beef Cattle, J. Matsushima, T. W. Dowe, V. H. Arthaud Dec 1957

Evaluation Of Ground Corncobs And Corncob Components As Nutritive Materials In Rations For Beef Cattle, J. Matsushima, T. W. Dowe, V. H. Arthaud

Historical Research Bulletins of the Nebraska Agricultural Experiment Station

Two feeding trials were conducted to (1) determine the comparative feeding values of ground corncobs with two fractions of the corncobs--namely, the beeswing and woodyring, and (2) to compare different factors that might affect the utilization of ground corncobs and cob fractions in wintering rations for beef cattle.