Luis A.Gouveia Ferraz

“There is a global loss of about 2.4 billion US dollars in poultry industry alone due to coccidian infections”. Each year, over 50 billion chickens are raised as a source of meat, accounting for over one-third of protein food for humans. Avian coccidiosis is one of the important disease, which causes harm to the industry throughout the world. The infectious protozoan disease cause ...