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Journal Article 1984

Autor: Heydenrych, H.J. Vosolo, L.P. Plessis, J.J. du Meissenheimer, D.J.B.

A genetic control flock of Merino sheep consisting of 160 ewes and 16 rams was established in 1969 at the Tygerhoek Experimental Farm near Riviersonderend in the South Western Districts of South Africa. In 1976 it was extended to 200 ewes and 20 rams. Ewes are replaced by their second ewe lamb wh...

Enlace original: https://cgspace.cgiar.org/handle/10568/66945

Investigación en Agricultura
Enlace permanente
Heydenrych, H.J. ,  Vosolo, L.P. ,  Plessis, J.J. du ,  Meissenheimer, D.J.B. ,  [Maintaining genetic stability in a control flock of South African Merino sheep] ,  Maintaining genetic stability in a control flock of South African Merino sheep
Journal Article 1992

Autor: Cloete, S.W.P. Delport, G.J. Erasmus, G.J. Olivier, J.J. Heydenrych, H.J. Toit, Elizabeth du

This study was undertaken to investigate the genetic stability of an unselected Conlrol 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 14-17 months clean fleece ma...

Enlace original: https://cgspace.cgiar.org/handle/10568/66914

Investigación en Agricultura
Enlace permanente
Cloete, S.W.P. ,  Delport, G.J. ,  Erasmus, G.J. ,  Olivier, J.J. ,  Heydenrych, H.J. ,  Toit, Elizabeth du ,  [Environmental and genetic trends in clean fleece mass, live mass and fiber diameter in selection and control flocks involving a selection experiment for increased clean fleece mass in South African Merino sheep] ,  Environmental and genetic trends in clean fleece mass, live mass and fiber diameter in selection and control flocks involving a selection experiment for increased clean fleece mass in South African Merino sheep

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