Agri. Economic Research Institute Posted on July 7, 2016 by engmansy Agri. Economic Research Institute 7 Nady El Saied St. – Giza . .02 3337-2318 Agri. Engneering Unit 1 Nady El Seid St. – Giza . . . .02 3748-7932 Agriculture Division El Guish St. – El Gharbeya . .040 330-5811