Adabi, S.G. et al. 2006. Effect of L-Carnitine and Vegetable Fat on Broiler Breeder Fertility, Hatchability, Egg Yolk and Serum Cholesterol and Triglyceride. International Journal of Poultry Science. 5, 10 (Sep. 2006), 970–974. DOI:https://doi.org/10.3923/ijps.2006.970.974.