factors that determine income of porang farming on community forest land

Porang is an under utilized plant which is a source of glucomannan which is widely used in medicine industry, food and beverage, cosmetics, adhesive/glue and others. the demand for dry chips or chips for export in one year reaches 10,000 tons, while indonesia can only meet about 4,000 tons, so it still lacks about 6,000 tons. the purpose of this study was to analyze the determinants of income of porang farm on community forest land. the population in this study was the porang farmers in the community forest area of pandansari village, ngantang district, which is 93 people. the sample in this study amounted to 40 farmers determined using simple random sampling method. the method of analysis used is descriptive quantitative and multiple linear regression. the result of the research shows that the income of porang farming is idr. 48,271,125/ha/year. the determinants of the income of porang farming are the number of family members, the area of arable land and the labor cost.