Selected mineral and heavy metal concentrations in blood and tissues of vultures in different regions of South Africa

Van Wyk, E.Van der Bank, F.H.Verdoorn, G.H.Hofmann, D.  

57

Abstract

Index selection of beef cattle for growth and milk production using computer simulation modelling

Dzama, K.Walter, J.P.Ruvuna, F.Sanders, J.O.Chimonyo, M. 

65

Abstract

An evaluation of Panicum maximum cv. Gatton: 1. The effect of stocking rate and period of absence on the production of sheep

Relling, E.A.Van Niekerk, W.A.Coertze, R.J.Rethman, N.F.G.  

77

Abstract

An evaluation of Panicum maximum cv. Gatton: 2. The influence of stage of maturity on diet selection, intake and rumen fermentation in sheep

Relling, E.A.Van Niekerk, W.A.Coertze, R.J.Rethman, N.F.G.  

85

Abstract

An evaluation of Panicum maximum cv. Gatton: 3. The partial digestion by sheep of organic matter, nitrogen and neutral detergent fibre of herbage at three stages of maturity during summer, autumn or winter

Relling, E.A.Van Niekerk, W.A.Coertze, R.J.Rethman, N.F.G.  

93

Abstract

The effect of flavophospholipol (Flavomycin ^®) on milk production and milk urea nitrogen concentrations of grazing dairy cows

Van der Merwe, B.J.Dugmore, T.J.Walsh, K.P.  

101

Abstract

The effect of selection on genetic parameter estimates

Van Dyk, R.Neser, F.W.C.Kanfer, F.H. 

107

Abstract

Direct and correlated responses to selection for total weight of lamb weaned in Merino sheep

Olivier, W.J.Snyman, M.A.Olivier, J.J.Van Wyk, J.B.Erasmus, G.J.  

115

Abstract

Environmental and genetic aspects of survival and early liveweight in Western Australian Merino sheep

Cloete, S.W.P.Greeff, J.C.Lewer, R.P.  

123

Abstract