Some observations on the influence of four sulfa preparations in controlling roup and coccidiosis among chickens raised on built-up litter at the Cagayan Valley Institute of Technology [microform]
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| Định dạng: | Visual Material |
| Ngôn ngữ: | English |
| Được phát hành: |
Quezon City
Photoduplication Service, University of the Philippines Library
1974.
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| Những chủ đề: |