The Fosminiy preparation is a powder designed to combat warehouse pests. It is used to protect grain crops stored in bags or bulk. The preparation is effectively used in unoccupied warehouse spaces and provides protection against insect pests. The scope of application covers grain crops such as wheat, rye, barley, and others. For bulk storage, the recommended dosage is 9 grams per ton, while for bagged storage — 3 to 9 grams per ton. In unoccupied warehouse spaces, the preparation is applied at a rate of 3 to 6 grams per cubic meter. The preparation is used once, ensuring long-term protection of grain from insect damage. Its convenient form and precise application instructions make it an effective means for safe storage of grain crops.