1, Plant species: The ear of grain mainly refers to the inflorescence of Gramineae plants, such as rice, wheat and corn. Ear of wheat refers to the inflorescence of wheat.
2. Morphological characteristics: the shape, size, color, density, etc. of spikes vary with varieties; The spike of wheat is linear, longer than the spike of wheat, and the spikelets are closely arranged.
3. Uses: Ears of grain are mainly used for grain production, such as rice grains can be extracted and wheat flour can be extracted. Ears of wheat are mainly used to produce wheat seeds.
4. Nutritional value: the ear of grain is rich in starch, protein, fat, cellulose and other nutrients; Ears of wheat also contain these ingredients and are rich in vitamins and minerals.