These are Italian-style silo bunkers, consisting of a mill with a dryer (non-functional), an unloading platform where you can unload your products, and a shed, as well as mills where you can collect products.
Only one of the three silos outputs at a time. Accepts the following fruits: wheat, barley, sunflower, soy, canola, corn, oats, potatoes, sugar beet, sugarcane, forage feed, mixed chaff and silage, straw, dry grass swath, wood chips, lime, manure, seeds, fertilizers, alfalfa, sorghum, blackbean, sudangrass, clover, cherries, peanuts, tobacco.