Rice is one of the strategic crops in Egypt.In 2013, 1.42 million feddans has been grown with an average production of about 4.3 million tons.It is mainly cultivated in the northern east part of the country especially in Kafr El-Sheikh, Al-Sharkia and Al-Dakahlia governorates.But the processing of that large amount of rice yields approximately 4 million tons of rice straw as an agricultural residu...