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Filtering by: Subject Beef cattle--Evaluation--Oregon Committee Member Oldfield, J. E. Resource Type Dissertation

Nutrition and management of the beef unit for production of slaughter animals on range and improved pastures in southeastern Oregon

Creator:

Daugherty, Dennis A.

Abstract:

Studies were conducted over a two year period to evaluate alternative finishing methods for spring and fall-born beef cattle. Management alternatives from birth to slaughter included season of calving, lactating cow nutrition, preweaning calf nutrition, weaning age, calf and yearling winter nutrition, range and irrigated pasture supplementation, grazing practice, range...

Resource Type:

Dissertation

Full Text:

-born beef cattle. Management alternatives from birth to slaughter included season of calving, lacta
Computer simulation of beef cattle production systems in the Llanos of Columbia

Creator:

Levine, Joel Martin

Abstract:

A simulation model capable of execution on a programmable calculator was developed to study voluntary intake, liveweight change, and fertility of grade Zebu cows in the Llanos of Colombia. Organic nitrogen in the diet and meta bolic weight were used to predict intake; age, liveweight, and energy concentration were the...

Resource Type:

Dissertation

Full Text:

Computer simulation of beef cattle production systems in