Haematological study in the male Rat, Rattus rattus narbadae (hinton) during postnatal development stages

The study is based on the examination of 70 male rats Rattus rattus narbadae Collected at Amravati. The size and weight of the first maturity of the rate, Rattus rattus narbadae is computed out to be 14.7 cm and 62.00 gms respectively. In immature group of rat Rattus rattus narbadae, Hb %, R.B.C. count increase steadily as the animal grows but the total W.B.C. count, differential count % decreases. In the post mature group all the concentration of blood does not markedly difference.