1. USDA–ARS, Poultry Production and Product Safety Research Unit1260 W. Maple St.FayettevilleAR72701
2. Dep. of Agricultural Economics and AgribusinessUniv. of ArkansasDivision of AgricultureFayettevilleAR72701
3. USDA–ARS, Dale Bumpers Small Farms Research Center6883 S. Hwy 23BoonevilleAR72927