載入...
A field trial to evaluate the efficacy of a combined rotavirus-coronavirus/Escherichia coli vaccine in dairy cattle.
A field trial was designed to determine the efficacy of a combination rotavirus-coronavirus/Escherichia coli vaccine on dairy farms in southwestern Ontario. In Part A of the trial, 321 cows on 15 farms were randomly assigned to either vaccination or placebo groups. On eight farms, 50% of the dams we...
Na minha lista:
| Main Authors: | , , , , |
|---|---|
| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
1985
|
| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1236108/ https://ncbi.nlm.nih.gov/pubmed/2985213 |
| 標簽: |
添加標簽
沒有標簽, 成為第一個標記此記錄!
|