Fernando de Castro Tavernari

1. IntroductionBroiler chicken feed represents approximately 75% of production costs, a figure that is expected to increase due to the commodity nature of animal feed ingredients, especially soybean oil, a primary raw material in feed production [1,2]. Currently, there are few alternative energy sources to soybean oil available for reducing production costs in poultry farming.Given these challenge ...

INTRODUCTIONSubstantial consumer pressure demonstrates that some practices adopted by the poultry industry should be revised as soon as possible, particularly those related to the management of debeaking methods. Pecking committed by dominant bird causes prolonged stress, decreased feed intake and worsening feed conversion, and may even affect internal and external egg quality (Vieira Filho, et al ...