Responses of dairy cattle to long-term and short-term supplementation with oral selenium and vitamin E1.

@article{Stowe1988ResponsesOD,
  title={Responses of dairy cattle to long-term and short-term supplementation with oral selenium and vitamin E1.},
  author={Howard D. Stowe and John W. Thomas and Tim K Johnson and Judy V. Marteniuk and Duane A. Morrow and Duane E. Ullrey},
  journal={Journal of dairy science},
  year={1988},
  volume={71 7},
  pages={1830-9}
}
In a two-lactation-gestation cycle experiment, 152 Holstein cows with low serum Se and vitamin E were fed total mixed rations and assigned at parturition to four groups (1, control; 2, 500 IU vitamin E/d; 3, 2 mg Se/d; 4, 500 IU vitamin E plus 2 mg Se/d). Supplements were not fed during dry periods. Serum Se and vitamin E were increased within 1 mo by oral supplements. Maximal mean serum Se in cycles 1 (67 ng/ml at 7 mo) and 2 (74 ng/ml at 4 mo) occurred in groups 3 and 4, respectively. Maximal… CONTINUE READING

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