Crop yield and quality: Blizzard may reduce crop yield, especially crops planted in the open air, such as vegetables, rape, wheat and corn. Because low temperature and snow may damage crop structure or lead to death. This pair of rapeseed futures, soybean futures, corn futures and so on. The corresponding agricultural futures contracts may increase in price due to the expected decline in output.

Blizzard weather will cause traffic interruption or delay, affect the timely harvest and transportation of agricultural products, thus affecting the physical supply of futures market delivery, and then pushing up prices.