Abstract: The economic evaluations on the household-scaled“pig-biogas-fruit”operating mode and the umbilicus orange planting in Ganzhou City，Jiangxi Province reveal that the present financial net value from the investment for the operation mode of the household-scaled“pig-biogas-fruit”is RMB 28704 yuan，the rate of return is 38．8％，the dynamic investment recovering period is 6．99 years；and the net profit the umbilicus orange planting is RMB 24998 yuan with the rate of return of 34．77％ and the dynamic investment recovering period of 7．54 years．The“pig-biogas-fruit”operation mode achieves the better economic efficiency and stronger capability of risk-resistance．