共 50 条
- [41] REPRODUCTIVE ACTIVITY IN DAIRY-COWS POST PARTUM .2. OVARIAN AND SEXUAL-ACTIVITY ZIMBABWE JOURNAL OF AGRICULTURAL RESEARCH, 1980, 18 (02): : 71 - 80
- [42] Length of productive life and longevity of dairy cows - Quantitative trait loci, associated genetic variants and selection signatures ZUCHTUNGSKUNDE, 2017, 89 (03): : 188 - 204
- [43] AMINO-ACID UTILIZATION BY DAIRY-COWS .2. CONCEPT OF AMINO-ACID-REQUIREMENTS LIVESTOCK PRODUCTION SCIENCE, 1980, 7 (05): : 453 - 463
- [44] ENDOMETRIAL BIOPSY IN HOLSTEIN-FRIESIAN DAIRY-COWS .2. CORRELATIONS BETWEEN HISTOLOGICAL CRITERIA CANADIAN JOURNAL OF VETERINARY RESEARCH-REVUE CANADIENNE DE RECHERCHE VETERINAIRE, 1991, 55 (02): : 162 - 167
- [49] Length of productive life and longevity in dairy cows - heritability of traits for longevity and their genetic correlations with milk performance and functional traits ZUCHTUNGSKUNDE, 2017, 89 (02): : 125 - 139