Stielau, Werner Johannes.Lishman, Arthur William.2015-04-082015-04-0819721972http://hdl.handle.net/10413/11976Thesis (Ph.D.)-University of Natal, Pietermaritzburg, 1972.No abstract available.en-ZASheep--Nutrition.Sheep--Feeding and feeds.Sheep--Physiology.Sheep--Reproduction.Theses--Animal and poultry science.The influence of variations in the level of nutrition on reproduction in the ewe.Thesis