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- [1] GENETIC AND ENVIRONMENTAL-FACTORS INFLUENCING CALF PERFORMANCE IN PEDIGREE BEEF-CATTLE IN BRITAIN .1. INFLUENCE OF ENVIRONMENTAL EFFECTS ON BIRTH, 200-DAY AND 400-DAY WEIGHTS [J]. ANIMAL PRODUCTION, 1977, 24 (FEB): : 29 - 39
- [2] ESTIMATION OF BREEDING VALUES OF BEEF BULLS - HEREFORD AND CHAROLAIS - BASED ON DATA FROM FIELD RECORDING SCHEME IN SWEDEN .2. RELATIONSHIP AND HERITABILITY OF BIRTH-WEIGHT, 200-DAY WEIGHT AND YEARLING WEIGHT [J]. LIVESTOCK PRODUCTION SCIENCE, 1978, 5 (04): : 393 - 403