Effect of chlortetracycline in a trace mineral salt mix on fertility traits in beef cattle females in Florida

The study objective was to determine the effect of chlortetracycline in an ad libitum trace-mineralized salt mix given to heifers before and(or) during bull exposure on the proportion pregnant and the time to conception in a fixed breeding period. Heifers (n = 768), 13 to 15 mo of age, were individu...

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Veröffentlicht in:	Journal of animal science 2002-04, Vol.80 (4), p.880-885
Hauptverfasser:	Rae, D. O, Ramsay, K. H, Morrison, R. L
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal Husbandry - methods Animal productions Animal reproduction Animals Anti-Bacterial Agents - administration & dosage Anti-Bacterial Agents - pharmacology Biological and medical sciences Breeding Cattle Cattle - growth & development Cattle - physiology Chlortetracycline - administration & dosage Chlortetracycline - pharmacology Female Fertility Fertility - drug effects Fundamental and applied biological sciences. Psychology Male Minerals Poaceae Pregnancy Random Allocation Reproduction - drug effects Salt Salts - administration & dosage Terrestrial animal productions Trace Elements - administration & dosage Vertebrates
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