Embrapa Western Amazon,Manaus,Brazil;
Embrapa Maize and Sorghum,Sete Lagoas,Brazil;
Federal Institute of Education,Science and Technology of the Espírito Santo,IFES,Venda Nova do Imigrante,Brazil;
Federal University of Vicosa,Vicosa,Brazil;
Carotenes; Zea mays; Vitamin A; Genetic Variability; Biofortification;