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This study included two experiments.The first experiment was an complete randomized design with 5 treatments and 3 replications.The treatments were levels of ground maize (GM) at 0,5,10,15 and 20 % (based on total dry matter) added to the main substrate being Mom grass (Hymenachne acutigluma) corresponding to the GM0,GM5,GM10,GM15 and GM20 treatments.