The search aims mainly to study regional differentiation in Arab countries in the production of some of agricultural crops studied during the period 2015-2019 with a view to achieving most of the Arab agricultural output in order to achieve in high rates of trade and achieve the desired economic integration.
The study adopted the use of least significant Difference (LSD) to study and analysis the regional differentiation between Arab countries for some field crops in the Arab world during the period 2015 – 2019 where the results showed that there is a significant regional differentiation for Egypt in the production of some field crops such as wheat, which is considerd one of the most important grain crop for the dependence of the Arab world in particular and the world population in general .
With regard to the regional differentiation of some fruit crops in the Arab world. The results of the statistical analysis using the LSD method show that Egypt has regional differentiation also of Orange Crops.
The results of a statistical analysis using the LSD method showed regional differentiation of Egypt. Algeria and Morocco in potato cultivation during the period 2015 – 2019 .