Grass ash not only can effectively absorb the moisture and carbon dioxide released by wheat during storage but also prevent the wheat from rotting and spoiling. It also kills eggs and larvae of wheat moth and prevents wheat from being eroded by pests. In addition, wheat is stored with ash. Does not affect the germination of wheat seed, can be used for both species and edible. Therefore, the storage of wheat seeds with plant ash is safer, more economical and convenient than using seed dressing for storage. The specific method is: Wash the storage of wheat utensils, such as wooden boxes, cylinders, cans, etc., washed, dried in the bottom of the container layer of floating 1 ~ 2cm of grass ash, according to the proportion of wheat and plant ash 100:1, stirring Place the container evenly and spread a layer of 2–3 cm thick ash above the wheat. Grass ash is applied to fresh, unwetted straw and wheat straw.