Wood chips are one of the many types of forest products that you can harvest in the game Farming Simulator 19. They can be used for a variety of purposes, such as:
-Filling up silos on your farm
-Selling them to Biomass plants
-Using them as animal bedding
-Making compost
Whatever you decide to do with your wood chips, make sure to keep an eye on your supply, as you will need to replenish it periodically!