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Filtering by: Advisor Brokken, Ray F. Decade 1980-1989

Simulation of cattle cycle demography: cohort analysis of recruitment and culling decisions in the national beef cow herd

Creator:

Nordblom, Thomas L.

Abstract:

This study expresses the hypothesis that historical patterns of national beef cow herd accumulation and liquidations (the cattle cycle) have been related to investment incentive differences across cow ages through time, resulting each year in changes in herd age structure, performance and potentials for adjustment in subsequent years. A review...

Resource Type:

Dissertation

Full Text:

Beef Cow Herd. Abstract approved : Ray F. Brokken This study expresses the hypothesis that
Simulation of national cow inventories and calf crop, 1965 to 1981 : projections to 1987

Creator:

Stringham, Tamzen K.

Resource Type:

Masters Thesis

Full Text:

steadfast love helped immeasurably. Dr. Ray Brokken, E.R.S., U.S.D.A., acted as major professor and