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Genetic and environmental factors affecting performance traits of straightbred Angus and Friesian-sired calves : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University
(Massey University, 1977)
Genetic and environmental parameters for calf growth traits were determined from data collected over a 5-year period at the Whatawhata Hill Country Research Station, Hamilton, using least squares mixed model procedures. ...
Influence of plane of nutrition on the productivity of Angus heifers : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University
(Massey University, 1977)
This experiment was designed to study the influence of autumn live weight and nutritionally-enforced live weight change on calf birth weight and the subsequent productivity of three-year-old, primiparous Angus heifers, ...