|Title||Directional Virtual Fencing (DVF-trademark)|
|Publication Type||Journal Article|
|Year of Publication||2004|
A novel method is described for controlling free-ranging cows using Global Positioning System (GPS) technology and electromechanical cues delivered through a device termed Directional Virtual Fencing (DVFTM). The device is described as a tool to control animal movement, as well as a device to move groups of animals over the landscape in a manner humane to both instrumented and non-instrumented animals.