National Research Council (U.S.). Subcommittee on Genetic Variance in Animal Nutrition

The effect of genetic variance on nutritional requirements of animals : proceedings of a symposium, University of Maryland, College Park, Maryland, July 31, 1974 sponsored by Subcommittee on Genetic Variance in Animal Nutrition, Committee on Animal Nutrition, Board on Agriculture and Renewable Resources, National Research Council, American Society of Animal Science.