[1]Department of Theriogenology University of Abuja Nigeria;
[2]Artificial Insemination Unit National Animal Production Research Institute Shika Zaria Kaduna State Nigeria;
[3]Department of Theriogenology and Animal Production Usmanu Danfodiyo University Sokoto Nigeria;
[4]Department of Veterinary Physiology and Biochemistry University of Abuja Nigeria;
[5]Department of Veterinary Parasitology University of Abuja Nigeria;