Maize crop has a variety of uses. Basically it is grown for grains and fodder for livestock. Maize is a rich source of starch, protein and edible oil. Biofuel ethanol is also extracted from maize corn. It also has other applications in food and pharmaceutical industry. Maize has highest crude protein 9.9 per cent at early and at full bloom stages which decreases to seven per cent at milk stage and to six per cent at maturity