Factors Affecting the Production of Sweet Potatoes in Semarang District

The purpose of this research is: 1) To know the description of sweet potato farming in Semarang regency in economic terms. 2) To know and analyze the influence of the factors of production (land area, labor, seeds, fertilizer) to production of sweet potato in Semarang regency. 3) To know and analyze the influence of all factors of production (land area, labor, seeds, fertilizer) together to production of sweet potato in Semarang Regency. This research type is descriptive research by using quantitative approach. Independent variables in this study are land area, labor, fertilizer and seedlings. While the dependent variable is the production of sweet potato. The method of analysis used in this research is multiple regression analysis with OLS (Ordinary Least Square) method. The results of this study indicate that the variable land area has a positive and significant influence with the coefficient of 0.67. Labor variable has positive and significant influence with coefficient value of 0.28. While variable of fertilizer and seedlings do not have a significant influence on sweet potato production. Variable land area, labor, fertilizer and seedlings together have a significant influence on productivity of sweet potato in Semarang regency.