block1 Panicum* 0 kg urea ha-1 Panicum* 50 kg Urea ha-1 Panicum* 100 kg Urea ha-1 Cenchrus* 0 kg Urea ha-1 Cenchrus* 50 kg Urea ha-1  Cenchrus 100 kg Urea ha-1
block2 Cenchrus* 50 kg Urea ha-1 Panicum* 100 kg Urea ha-1 Cenchrus *0 kg Urea ha-1 Panicum* 50 kg Urea ha-1 Cenchrus* 100 kg Urea ha-1 Panicum 0 kg Urea ha-1
block3 Panicum* 100 kg Urea ha-1 Panicum*0 kg Urea ha-1 Cenchrus* 50 kg Urea ha-1 Cenchrus* 100 kg Urea ha-1 Cenchrus*0 kg Urea ha-1 Panicum* 50 kg Urea ha-1
Table 1: Treatment arrangement layout, There were 3 blocks, each containing 6 plots resulting to eighteen plots in total, with each plot measuring 2 × 3 meter. Distance between plot and replications (blocks) were 0.50 and 1 meter, respectively. Plots in each block were randomly assigned to the six treatments.