Faktor-faktor Yang Mempengaruhi Penawaran Kopi Bubuk Robusta (Cofea Canefora) Di Pasar Tangun Kecamatan Bangun Purba Kabupaten Rokan Hulu

Coffee is one of the non-oil commodity which has a good market. However, the large amount of coffee offered by diminishing both for consumers and for production. The purpose of this study was to determine the factors that affect the supply of robusta coffee powder in Tangun Market. Data collection method used is a survey method. Analysis of the data used is multiple linear regression analysis. The results showed that the production function is Y = 10,060 + 0.001X1 + 286500X2 + 0.434X3 + 0.001X4 + 0.031X5 + 10.733X6 + 3.16319 Indicates that the variable price of robusta coffee, the amount of production, and the technology used is significant at the level of 5% of the deals in the market robusta coffee powder Tangun. In test F-calculated values obtained 22 768 F significant at 5% level to offer robusta coffee powder in the Market District of Build Ancient Tangu