Research on Construction Farmers' Information Demand and Service during the Period of Agricultural Transformation and Upgrade in Western Regions —A Case Study about Farmers' in Anning River Valley in Xichang City
KUN Yan-chang,ZENG Hong-yan
Research on Construction Farmers' Information Demand and Service during the Period of Agricultural Transformation and Upgrade in Western Regions —A Case Study about Farmers' in Anning River Valley in Xichang City
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