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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

書目詳細資料
Main Authors: CR Nair, MR Subhadra
格式: Ph.D Thesis
語言:Undetermined
出版: College of veterinery and animal science 1979
Mannuthy
版:MVSc
主題:

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