Because of the growing interest in alternative tropical fruit crops to diversify farm income, this 6-page fact sheet written by Fredy H. Ballen, Aditya Singh, Edward Evans, and Jonathan Crane and published by the UF/IFAS Food and Resource Economics Department offers an estimate of costs and returns associated with operating an established sugar apple orchard in south Florida.
http://edis.ifas.ufl.edu/fe1053