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Comparative effectiveness of extension communication media used under the dairy development programme and extent of adoption of improved dairy husbandry practices by members of milk cooperatives in selected areas in Trichur Taluk
| Những tác giả chính: | , |
|---|---|
| Định dạng: | Ph.D Thesis |
| Ngôn ngữ: | Undetermined |
| Được phát hành: |
College of veterinery and animal science
1979
Mannuthy |
| Phiên bản: | MVSc |
| Những chủ đề: |