Virtual fencing. I downloaded a paper on it a few years ago from New Mexico State University. Here is a recent interview on the subject: http://v-e-n-u-e.com/Invisible-Fences-An-Interview-with-Dean-Anderson
_______________________________________________ Stoves mailing list to Send a Message to the list, use the email address stoves@lists.bioenergylists.org to UNSUBSCRIBE or Change your List Settings use the web page http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org for more Biomass Cooking Stoves, News and Information see our web site: http://stoves.bioenergylists.org/
