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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
| 主要な著者: | , |
|---|---|
| フォーマット: | Ph.D Thesis |
| 言語: | Undetermined |
| 出版事項: |
College of veterinery and animal science
1979
Mannuthy |
| 版: | MVSc |
| 主題: |