Field study of the effects of zeranol, implanted at the time of breeding, on weight gain and pregnancy rate of beef heifers
Zeranol implants (Ralgro) were given to yearling heifers at the time of breeding to determine the effects of implanting on weight gain and pregnancy rate. Sixty 14 ½ month-old crossbred heifers were randomly divided into an implanted group which received 36 mg zeronol one day before exposure to bull...
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| Veröffentlicht in: | The Bovine practitioner 1983-11, p.104-106 |
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| Hauptverfasser: | , , |
| Format: | Artikel |
| Sprache: | eng |
| Online-Zugang: | Volltext |
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