Is there a compost machine help you finish dairy litter compost manufacturing faster? Of course, you can choose our in-vessel fermentation tank. It creates a closed environment for cow dung composting. In this way, the temperature of the material will rise quickly. And it can greatly reduce the influences from the outside world, such as season, cold, weather, etc. Generally, only needs 10 hours, it can finish the harmless process of dairy manure. Then after temperature falling and aging, you can further prepare cow manure into organic fertilizer.