共 50 条
- [41] PHENOTYPIC AND GENETIC-VARIATION IN FEED-EFFICIENCY OF GROWING CATTLE AND THEIR RELATIONSHIP WITH GROWTH-RATE, CARCASS TRAITS AND METABOLIC EFFICIENCY SWEDISH JOURNAL OF AGRICULTURAL RESEARCH, 1982, 12 (01): : 29 - 34
- [43] INVESTIGATIONS OF THE CHOLINE REQUIREMENT OF LAYING HENS .1. THE INFLUENCE OF DIFFERENT SUPPLY WITH CHOLINE ON CRITERIA OF EGG-PRODUCTION ARCHIV FUR TIERERNAHRUNG-ARCHIVES OF ANIMAL NUTRITION, 1980, 30 (10-1): : 795 - 804
- [45] PHENOTYPIC ENGINEERING FOR FEED-EFFICIENCY AND ANIMAL-WELFARE - SOME PRELIMINARY-RESULTS FROM POULTRY AND PIGS LIVESTOCK PRODUCTION SCIENCE, 1993, 36 (01): : 77 - 80
- [47] EVALUATION OF WASTE ACTIVATED-SLUDGE (CITRUS) AS A POULTRY FEED INGREDIENT .1. PERFORMANCE OF CHICKS, BROILERS AND LAYING HENS NUTRITION REPORTS INTERNATIONAL, 1976, 14 (02): : 139 - 145