%0 Journal Article %T Heterosis and growth statistics of pure and crossbred sheep in humid tropics of Ibadan, Nigeria %A MO Oyeyemi %J Nigerian Veterinary Journal %D 2011 %I %X Nigerian Veterinary Journal, Vol 32(2): 2011: 137-142 %U http://www.ajol.info/index.php/nvj/article/view/85197