The Food and Agriculture Organization of the United Nations (FAO) with the collaboration of the International Institute for Applied Systems Analysis (IIASA), has developed a system that enables rational land-use planning on the basis of an inventory of land resources and evaluation of biophysical limitations and potentials. This is referred to as the Agro-ecological Zones (AEZ) methodology.

Dominant crops in Djibouti, Eritrea, Ethiopia, Kenya, Somalia, Sudan and Uganda.

Cropping density in Djibouti, Eritrea, Ethiopia, Kenya, Somalia, Sudan and Uganda. Cropping density is a qualitative parameter indicating the intensity of crop cultivation.