Now showing items 1-4 of 4
Characterization of breed additive and heterosis effects in beef cattle using experimental results
(University of the Free State, 2011-09)
The objective of this study was to infer direct and maternal additive effects and direct and maternal heterosis effects for growth, fitness and carcass traits in beef cattle using least squares means estimated from ...
Genotype x environment interaction in Afrikaner cattle
(University of the Free State, 2005-05)
English: A line x environment interaction study with grade Afrikaner cattle was established at Matopos Research Station, Zimbabwe, in 1956. From a grade pool of 200 cows, two selection lines of 100 cows were reared in ...
The genetic basis of gestation length in Bonsmara cattle
(University of the Free State, 2002-11)
English: The purpose of this study was to investigate the genetic and phenotypic parameters for gestation length and birth weight in Bonsmara cattle in South Africa. The genetic and phenotypic parameters were determined ...
The value of recording body measurements in beef cattle
(University of the Free State, 2000-02)
English: Body size and shape are objectively described using body measurements in beef cattle. How these measures of size and shape relate to the functioning of the individual is of paramount importance to livestock ...