Abstract
This is EDIS document FE493, a publication of the Department of Food and Resource Economics, Florida Cooperative Extension Service, UF/IFAS, University of Florida, Gainesville, FL. Published August 2004.
Unless otherwise specified, articles published in the EDIS journal after January 1, 2024 are licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International (CC BY-NC-ND 4.0) license.