The Mobile Chicken Tractor: Rotational Grazing for Healthier Hens and Healthier Soil The image shows a group of hens inside a long, curved wire enclosure placed directly on fresh grass near a barn. This setup is known as a chicken tractor—a movable pen that allows chickens to graze safely while improving the land beneath them. It’s one of the most efficient and sustainable poultry systems for small farms and homesteads. What Is a Chicken Tractor? A chicken tractor is: A lightweight, portable enc