What factors are related to corn futures?

Are you asking what factors are related to the corn futures price? 1: Weather factors: (1) Drought (2) Waterlogging (3) Low temperature chilling injury (4) High temperature heat injury (5) Insect disaster (6) Typhoon 2: Seasonal factors of corn production: The periodicity of corn production makes corn production have strong seasonal characteristics. In China, the political corn harvest season, which starts at 10 every year, is very abundant in the short term due to a large number of corn on the market. With the passage of time and continuous consumption, the stock of corn will be less and less, and the price will often change with it, showing seasonal characteristics. 3. The influence of other agricultural product prices on corn prices: wheat and soybean. 4. The influence of feeding industry on corn price: pigs, cows, horses, chickens, ducks and geese. 5. Infectious diseases in animal husbandry: such as mad cow disease, bird flu and foot-and-mouth disease. 6. Impact of national policies. 7. Impact of import and export policies: impact of tariffs. 8. Impact of food policy. 9. The impact of international corn on corn futures prices. 10: Impact of corn inventory. 1 1: The state stores and sells corn. 12: the impact of the economic cycle. 13: the impact of financial policies;