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Creator:: Rachapaetayakom, Prateap
Abstract:: Studies have been conducted with broilers and layers fed manually formulated or linear programmed rations. Experiments with broilers have involved the following: 1) determining the lysine requirement with and without cottonseed meal in the ration, 2) formulating by linear programming rations made up from different reported amino acid mixtures and...
Resource Type:: Dissertation

Creator:: Cáceres, Oscar
Abstract:: The records of a population of White Leghorns at the Oregon State Agricultural Experiment Station, submitted to accelerated selection for hen-housed egg production on an individual and a family basis at 40 weeks of age for 18 years, were studied. An analysis was made to determine the relative efficiency of...
Resource Type:: Dissertation

Creator:: Ngam, Joe Eric Tosah
Abstract:: The records of a population of sex-linked dwarf layers at the Oregon State Agricultural Experiment Station subjected to an accelerated selection for hen-housed egg production at 40 weeks of age for a period of over 11 years were analyzed for selection response, and for the estimation of genetic parameters. The...
Resource Type:: Dissertation

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