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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
| 主要作者: | |
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| 格式: | Printed Book |
| 語言: | Undetermined |
| 出版: |
College of veterinary and animal sciences
1979
Thrissur |