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Filtering by: Subject Bulls Remove constraint Subject: Bulls Advisor Bogart, Ralph Remove constraint Advisor: Bogart, Ralph Degree Name Master of Science (M.S.) Remove constraint Degree Name: Master of Science (M.S.)

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  • Morphology of epididymal spermatozoa from inbred and linecross bulls

    Creator:
    Turner, H. A.
    Abstract:
    Data were presented on epididymal spermatozoa from 29 inbred and linecross bulls raised at Oregon State University in connection with the Western Regional Beef Cattle Breeding Project, W-1. The inbred bulls came from four inbred lines. Three of these inbred lines were Herfords and the other line was Angus. The...
    Resource Type:
    Masters Thesis
    Full Text:
    location on the epididymis and labeled as head or tail and left or right. This made 16 slides per bull

  • The comparison of two methods of evaluating inheritance of milk production of dairy sires

    Creator:
    Srinives, Supote
    Abstract:
    The production records used were all converted to a comparable based, 305 day lactation period, two times a day milking, and mature equivalent (305 days-2-x-ME) of 71 cows from four Holstein bulls and 59 cows from four Jersey bulls were used for the study. The Equal Parent Index, Regression Index...
    Resource Type:
    Masters Thesis
    Full Text:
    Number of Daughters Required in Indexing a Dairy Bull 12 MATERIALS AND METHODS 15 RESULTS AND