Research Article
Interactive Effects of Light-Sources, Photoperiod and Strain on Blood Physiological Variables of Broilers Grown to Heavy Weight
USDA, Agricultural Research Service, Poultry Research Unit, P.O. Box 5367, Starkville, Mississippi State 39762-5367, USA
J.L. Purswell
USDA, Agricultural Research Service, Poultry Research Unit, P.O. Box 5367, Starkville, Mississippi State 39762-5367, USA
S.D. Collier
USDA, Agricultural Research Service, Poultry Research Unit, P.O. Box 5367, Starkville, Mississippi State 39762-5367, USA
S.L. Branton
USDA, Agricultural Research Service, Poultry Research Unit, P.O. Box 5367, Starkville, Mississippi State 39762-5367, USA