clean fleece mass Archives

Factors affecting reproduction in Merino ewes of the Tygerhoek flock

1986
Issue: 1
Volume: 16

S.W.P. Cloete & H.J. Heydenrych Page: 36 - 42

2024-10-08
flickerleap

Factors affecting reproduction in Merino ewes were investigated using data of 7 917 matings of 2 258 ewes in the Tygerhoek flock during the lambing seasons of 1971 to 1984. The ewes were run in a selection trial to evaluate…

1992
Issue: 2
Volume: 22

S.W.P. Cloete, G.J. Delport, G.J. Erasmus, J.J. Olivier, H.J. Heydenrych and E. du Toit Page: 50 - 57

2024-10-08
flickerleap

This study was undertaken to investigate the genetic stability of an unselected Control Group of South African Merino sheep and genetic change in a flock selected for increased clean fleece mass (Selection Group) under the same environmental conditions. Data regarding…