Single and Combined Effects of Organic Selenium and Zinc on Egg, Fertility, Hatchability, and Embryonic Mortality of Exotic Cochin Hens

Abstract

… In the current study, hatchability was calculated on total eggs set and on fertility (Table 3). Also differences in hatchability among flocks … Another factor that may have influenced the low hatchability observed in the current study could be the breed of the hens. The literature …