Found 26 results
Filters: Author is Larry R Schaeffer  [Clear All Filters]
2014
M. Sargolzaei, Schaeffer, L. R., Chesnais, J. P., Kistemaker, G., Wiggans, G. R., and Schenkel, F. S., Approximation of Reliability of Direct Genomic Breeding Values, Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Genetic Improvement Programs: Selection using molecular information (Posters), p. 485, 2014. (1.24 MB)
J. J. Tosh, Ventura, R. V., Ang, K. P., Elliott, J. A. K., Kent, M. P., Lien, S., Boulding, E. G., and Schaeffer, L. R., GENOME-WIDE ASSOCIATION ANALYSIS OF HARVEST WEIGHT IN A NORTH AMERICAN ATLANTIC SALMON POPULATION, Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Species Breeding: Breeding in aquaculture species, p. 264, 2014. (199.3 KB)
L. R. Schaeffer, Strategies for Using Genomics to Improve Swine Resistance to PRRS, Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Species Breeding: Swine, p. 361, 2014. (125.75 KB)
2010
S. Cartwright, Begley, N., Schaeffer, L. R., Burnside, E., Karrow, N. A., and Mallard, B., Variation in Immune Response between Canadian Purebred Holstein and Crossbred Norwegian Red Calves and First Calf Heifers, Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Genetics of trait complexes: Disease resistance - Poster Sessions, p. 0477, 2010. (131.61 KB)
W. Szkotnicki, Kennedy, D., Miller, S., and Schaeffer, L. R., A Web 2.0 System for Managing Sheep Records and Genetic Evaluations, Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Methods and tools: Software and bioinformatics - Lecture Sessions, p. 0447, 2010. (65.05 KB)
2006
J. Jamrozik, Fatehi, J., Kistemaker, G. J., and Schaeffer, L. R., Genetic evaluation model for female reproductive traits of Canadian dairy cattle., Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerais, Brazil, 13-18 August, 2006, p. 01.17, 2006. (120.62 KB)
D. Kolbehdari, Robinson, J. A. B., and Schaeffer, L. R., Mapping of QTL using regression on multiple marker haplotypes., Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerais, Brazil, 13-18 August, 2006, p. 20.15, 2006.
M. Jafarikia, Susanto, A., Robinson, J. A. B., and Schaeffer, L. R., Method for obtaining QTL solutions without inverting the IBD matrix., Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerais, Brazil, 13-18 August, 2006, p. 22.19, 2006.
V. Palucci, Schaeffer, L. R., Miglior, F., and Osborne, V., Non-additive genetic effects for fertility traits in Canadian Holsteins., Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerais, Brazil, 13-18 August, 2006, p. 11.07, 2006.
J. Fatehi, Jamrozik, J., and Schaeffer, L. R., Phenotypic and genetic trends in Canadian Holstein female reproductive traits., Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerais, Brazil, 13-18 August, 2006, p. 01.56, 2006. (147.54 KB)
1998
L. R. Schaeffer, Schenkel, F. S., and Fries, L. A., Selection based on animal model evaluation., vol. 25: Lactation; growth and efficiency; meat quality; role of exotic breeds in the tropics; design of village breeding programs; n, pp. 501–508, 1998. (445.38 KB)
1994
R. Reents, Dekkers, J. C. M., and Schaeffer, L. R., Genetic parameters of test day somatic cell counts and production traits., Proceedings of the World Congress on Genetics applied to Livestock Production, vol. 17. Genetics and breeding of dairy and beef cattle, swine and horses, pp. 120–123, 1994. (274.03 KB)
W. C. Zhang, Schaeffer, L. R., Dekkers, J. C. M., and Deboer, H., Pedigree indexing of young Holstein bulls based on animal model evaluations., Proceedings of the World Congress on Genetics applied to Livestock Production, vol. 17. Genetics and breeding of dairy and beef cattle, swine and horses, pp. 15–18, 1994.
1990
K. Nadarajah, Burnside, E. B., and Schaeffer, L. R., A linear model approach to monitor AI bulls for fertility., vol. XIV. Dairy cattle genetics and breeding, adaptation and conservation., pp. 175–178, 1990. (1021.65 KB)
S. L. Armstrong, Wilton, J. W., and Schaeffer, L. R., New developments in simultaneous across and within breed comparisons for central tested beef bulls., vol. XIII. Plenary lectures, molecular genetics and mapping, selection, prediction and estimation., pp. 457–460, 1990. (163.91 KB)
G. Banos, Schaeffer, L. R., and Burnside, E. B., North American evaluation of Ayrshire bulls with a linear model., vol. XIV. Dairy cattle genetics and breeding, adaptation and conservation., pp. 62–65, 1990. (1.04 MB)
L. R. Schaeffer, Problems in estimating covariance matrices in multitrait animal models., vol. XIII. Plenary lectures, molecular genetics and mapping, selection, prediction and estimation., pp. 441–444, 1990. (133.92 KB)
1986
L. R. Schaeffer and Kennedy, B. W., Computing solutions to mixed model equations., Proceedings of the World Congress on Genetics applied to Livestock Production, vol. XII. Biotechnology, selection experiments, parameter estimation, design of breeding systems, management of genetic resources., pp. 382–393, 1986. (580.36 KB)
B. W. Kennedy, Hudson, G. F. S., and Schaeffer, L. R., Evaluation of genetic change in performance tested pigs in Canada., Proceedings of the World Congress on Genetics applied to Livestock Production, vol. X. Breeding programs for swine, poultry, and fish., pp. 149–154, 1986. (2.18 MB)
1982
E. B. Burnside, Schaeffer, L. R., and Kennedy, B. W., Design, structure and economics of a national dairy cattle improvement scheme., Proceedings of the World Congress on Genetics applied to Livestock Production., vol. 5. Plenary sessions, pp. 357–369, 1982. (2.67 MB)