which defines
the principles of production, preparation and importation to be
respected, the lists of usable products, the practices for every type
of breeding and the principles of control, certification, penalty and
labelling. The “organic farming” mention is obtained after a period
of land conversion of two or three years and a variable period of
animal conversion according to species. During this period, organic
farmers respect a rigorous specification which favours the respect
of the ecosystem (Lairon, 2010).