Analysis of spermmorphology showed that the experimental males produced 19 % (P≤0.01; P≤0.05) more normal sperm (Fig. 4), about 16 % fewer abnormal sperm (P≤0.01; P≤0.05), and 27%(P≤0.01; P≤0.05) fewer spermatids in the semen when compared to the control group (Table 3).