Artificial insemination (AI) is the most important
single technique devised for genetic improvement of
animals. Cattle and Buffalo husbandry practices have
undergone progressive improvement over the years in
tropical developing countries like Nigeria and Pakistan
(Samad, 1985; Pathiraja et al., 1988; Sekoni & Oyedipe,
1995). AI gained wide acceptance in the development of the
livestock resources in the developing countries (Cheema &
Samad, 1986).