Madura has a corn farming area of approximately 300,000 hectares wide. However, its productivity is still low, about 2.15 tons per hectare. The purpose this study was to determine the effect production factors and efficiency marketing channels in Pamekasan Regency. Research respondents are farmers, retailers, collectors, wholesalers Batu Kerbuy village Pademawu village, total were 60 farmers wh...