Sites to prepared your treep in Perigord
http://www.jj-rey.net/perigord/
http://le.perigord.free.fr/depart.htm
http://www.sites-en-perigord.com
    http://www.netwane.com/perigordtourisme

Trufle
http://www.truffe-perigord-noir.com

Production of organic and biodynamic seeds
http://www.kokopelli-seeds.com