Various efforts have been made by the government in business development and improving the welfare of oil palm farmers. One of the programs announced by the government is the cattle and oil palm integration system program (SISKA). In general, farmers in Riau Province use non -organic fertilizers as input in oil palm plantations. However, with the SISKA program, oil palm farmers began to apply organic fertilizer from cattle waste to oil palm. Oil palm farmers who have applied organic fertilizer or precisely combined organic fertilizer with non -organic fertilizer are found in Sialang Palas Village, Lubuk District, Siak Regency. The use of organic fertilizer has emerged since the introduction of the SISKA program in Sialang Palas Village in 2013. This study aims to determine cultivation, productivity and income of oil palm plantation farmers who combine organic and non -organic fertilizers in Sialang Palas Village, Lubuk Dalam District, Siak Regency. The research method used is the survey method. Sampling was done with a simple random sampling technique. The data analysis used is descriptive analysis and agricultural analysis. Descriptive analysis was used to describe the nature of oil palm farming in Sialang Palas Village. Farm business analysis includes business cost, income and efficiency analysis. The results showed that the fertilizer given consisted of a combination of organic and non -organic fertilizers with the amount of fertilizer given that is cow feces 2,101 kg/ha/year, cow urine 700 kg/ha/year, KCL 20.83 kg/ha/year, Dolomite 252 , 80 kg/ha/year and Phonska 90.83 kg/ha/year. The productivity is 18,578 kg/ha/year with a plant age of 32 years. Total production cost Rp.7.717.345/ha/year which consists of fixed cost Rp.1.364.333.56/ha/year and variable cost Rp.6.353.012.42/ha/year. The net income received by farmers is Rp.16,859,773/ha/year.