Betsey Miller and her colleagues at Oregon State University (Extension and Department of Horticulture) brought the pest-seeking fowl to La Mancha’s Brooklane Organic Apple Orchard in Corvallis to conduct a pilot study on the use of free-range poultry for biodynamic pest control.
![](https://osu-wams-blogs-uploads.s3.amazonaws.com/blogs.dir/2648/files/2012/07/ChickenTractor-1-e1489599880444.jpg)