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Filtering by: Alternative title ssim Report no. 1362 Advisor Bogart, Ralph Committee Member Hisaw, Frederick L.

Estimates of combining abilities, heterotic effects and phenotypic correlations among in-bred lines of beef cattle and their line-crosses

Creator:

Humes, Paul Edwin

Abstract:

The investigations were based on a complete diallel cross among three inbred lines of Hereford cattle. Records of Angus calves born during the same period were used to obtain more accurate estimates of environmental effects and to determine breed differences among the various traits included in the study. Estimates of...

Resource Type:

Dissertation

Full Text:

components of carcass grade, percent drip, tenderness, juiciness and thyroid gland weight. No specific
Estimation of general and specific combining abilities from a diallel cross of three inbred lines of Suffolk sheep

Creator:

Schilling, Prentiss E. (Prentiss Edwin), 1941-

Abstract:

The investigations were based on a complete diallel cross among three inbred lines of Suffolk sheep. Line of sire effects were assumed to be an estimate of general combining ability effects while sire x dam interaction was assumed to be an estimate of specific combining ability. The line of dam...

Resource Type:

Dissertation

Full Text:

evaluation of the lamb producing ability of the line- cross ewes. No straight line ewe lambs were included