The field organization of the most important criteria upon which all learners to analyze the components of a particular community and to highlight the characteristics of demographic and ethnicity , as the basis for the bulk of the transformations associated with the human society , and if Morocco had witnessed several developments and historical events before entering a French protectorate authority , it has been for the field a big role in it, but the French researchers Ulloa special attention to this area and highlighted the characteristics and advantages. This is the outline of which this article tries to take it.