共 50 条
- [31] EFFECT OF PREPARTUM ANTIBIOTIC INFUSION ON MASTITIS INFECTION IN DAIRY-COWS AT 1ST CALVING OKLAHOMA AGRICULTURAL EXPERIMENT STATION MISCELLANEOUS PUBLICATION, 1978, (103): : 164 - 168
- [32] THE EFFECT OF BOVINE SOMATOTROPIN ON THE PERFORMANCE OF DAIRY-COWS DURING THEIR 1ST 2 LACTATIONS PROCEEDINGS - SEVENTH INTERNATIONAL CONFERENCE ON PRODUCTION DISEASE IN FARM ANIMALS, 1989, : 324 - 326
- [33] EFFECT OF DIETARY ENERGY AND NITROGEN DEFICIENCIES DURING 1ST WEEKS OF LACTATION ON BLOOD FREE AMINO-ACIDS OF DAIRY-COWS COMPTES RENDUS DES SEANCES DE LA SOCIETE DE BIOLOGIE ET DE SES FILIALES, 1977, 171 (01): : 60 - 66
- [34] RELATIONS BETWEEN TEMPERATURE-CHANGES IN THE RUMEN AND ROUGHAGE INTAKE OF DAIRY-COWS ZUCHTUNGSKUNDE, 1991, 63 (04): : 282 - 293
- [36] EFFECT OF NUTRITION LEVEL IN 1ST 2 MONTHS OF LACTATION ON PERFORMANCE OF COWS AND ON UTILIZATION OF NUTRIENTS ZIVOCISNA VYROBA, 1977, 22 (07): : 493 - 504
- [38] OBSERVATIONS ON RUMEN AMMONIA METABOLISM IN LACTATING DAIRY-COWS JOURNAL OF AGRICULTURAL SCIENCE, 1980, 95 (AUG): : 235 - 238
- [39] DIETARY AND FACTORS AFFECTING RUMEN CAPACITY IN DAIRY-COWS ARCHIV FUR TIERZUCHT-ARCHIVES OF ANIMAL BREEDING, 1991, 34 (06): : 469 - 481
- [40] INVESTIGATIONS ON BACTERIAL THIAMINE SYNTHESIS IN RUMEN OF DAIRY-COWS ZEITSCHRIFT FUR TIERPHYSIOLOGIE TIERERNAHRUNG UND FUTTERMITTELKUNDE-JOURNAL OF ANIMAL PHYSIOLOGY AND ANIMAL NUTRITION, 1977, 39 (5-6): : 289 - 301