Kernel Moisture Content: Typically should be less than 14% for optimal storage.
Kernel Color: Yellow is the most common, but quality is often assessed based on uniformity and absence of defects.
Kernel Size: Uniform size and shape are preferred.
Free from Foreign Matter: Maize should be free of contaminants such as stones, soil, and other foreign particles.
Absence of Pests and Diseases: Quality maize should be free from mold, mildew, and insect damage.