“The resources of manpower that are available in the occupied territories are to be employed primarily to satisfy the requirements of importance for the war in Germany itself. In allocating the said labor resources in the Occupied Territories, the following order of priority will be observed:
“(a) Labor required for the troops, the occupation authorities, and the civil authorities;
“(b) Labor required for German armament;
“(c) Labor required for food and agriculture;
“(d) Labor required for industrial work in the interests of Germany, other than armaments;