For the agricultural community, there are recommended guidelines for operations (e.g., Brenton and Mellish 1996; Robinson and Gordon 1996) as well as the recently developed Green Farm Initiative. ###>Pour le secteur agricole, il existe des recommandations d'exploitation (voir par exemple Brenton et Mellish 1996; Robinson et Gordon 1996) en plus d'une initiative écologique récente, la Green Farm Initiative.