This report documents the number and types of maize varieties and hybrids released by public breeding programs between 1966 and 1997, describes the varieties and hybrids marketed by public seed agencies and private companies ...

CIMMYT's mandate covers two of the world's major cereal crops, maize and wheat. Fifty-three countries of the developing world have over 100,000 hectares sown to maize; these countries represent three-fourths of the popu ...