Question

describe how drying food grain is done

Answer 1

Then the grain near the drying air is over dried, while on the other side, grain is under dried. Moisture gradient exists whendrying is complete.

Answer 2

Hi!

Then the grain near the drying air is over dried, while on the other side, grain is under dried. Moisture gradient exists when drying is complete. In reality, the lower the airflow rate, the higher the grainmoisture content variation between two sides of the column.

Hope it helps!