共 50 条
- [32] ENERGY-METABOLISM OF BEEF-CATTLE IN RELATION TO SIZE ANIMAL PRODUCTION, 1978, 26 (JUN): : 384 - 384
- [34] RESTRICTION-FRAGMENT-LENGTH POLYMORPHISMS IN BELGIAN DAIRY AND BEEF-CATTLE ARCHIVES INTERNATIONALES DE PHYSIOLOGIE DE BIOCHIMIE ET DE BIOPHYSIQUE, 1987, 95 (05): : B178 - B178
- [36] NEW GRAZING SYSTEM FOR BEEF-CATTLE - 2 FIELD SYSTEM JOURNAL OF THE BRITISH GRASSLAND SOCIETY, 1973, 28 (02): : 101 - 108
- [37] EVALUATION OF A PHOTOVOLTAIC SYSTEM FOR SUPPLYING WATER TO BEEF-CATTLE SOIL AND CROP SCIENCE SOCIETY OF FLORIDA PROCEEDINGS, 1992, 51 : 75 - 79
- [38] A SLOPED FLOOR SYSTEM FOR THE INTENSIVE HOUSING OF BEEF-CATTLE AGRICULTURAL ENGINEERING, VOLS 1-4: LAND AND WATER USE, AGRICULTURAL BUILDINGS, AGRICULTURAL MECHANISATION, POWER, PROCESSING AND SYSTEMS, 1989, : 915 - 920
- [40] ESTRUS SYNCHRONIZATION IN BEEF-CATTLE COMPENDIUM ON CONTINUING EDUCATION FOR THE PRACTICING VETERINARIAN, 1988, 10 (01): : 57 - 61