by Norddahl, B., Horn, V.G., Larsson, M., du Preez, J.H., Christensen, K.
Published in Desalination (20.11.2006)

by du Preez, J.H., Terblanche, S.J., Giesecke, W.H., Maree, C., Welding, M.C.
Published in Theriogenology (01.05.1991)

by Du Preez, J.H
Published in Journal of the South African Veterinary Association (01.12.1986)

by Graham, Simon M., Render, Luke, Maqungo, Sithombo, Ferreira, Nando, Marais, Leonard Charles, Held, Michael, Laubscher, Maritz
Published in European journal of orthopaedic surgery & traumatology (01.04.2023)

by Du Preez, J.H.
Published in Journal of the South African Veterinary Association (01.09.2000)

by Du Preez, J.H.
Published in Journal of the South African Veterinary Association (01.09.2000)

by Du Preez, J.H, Greeff, A.S, Kraft, U
Published in Journal of the South African Veterinary Association (01.01.1983)

by Du Preez, J.H, Greeff, A.S, Botha, W.S
Published in Journal of the South African Veterinary Association (01.09.1982)

by Du Preez, J.H. (Agricultural Research Council, Onderstepoort (South Africa). Technology Transfer Div.)
Published in Journal of the South African Veterinary Association (01.09.2000)

by Du preez, J.H.
Published in Ubisi Mail (01.09.2007)

by Du preez, J.H.
Published in Ubisi Mail (01.09.2007)

by Du Preez, J.H.
Published in Ubisi Mail (01.06.2007)

by Du Preez, J.H.
Published in Ubisi Mail (01.06.2007)

by Du Preez, J.H.
Published in Ubisi Mail (01.03.2007)

by Du Preez, J.H.
Published in Ubisi Mail (01.03.2007)

by Du Preez, J.H.
Published in Ubisi Mail (01.09.2006)

by Du Preez, J.H.
Published in Ubisi Mail (01.09.2006)

by Du Preez, J.H
Published in Farmer's Weekly (South Africa) (14.06.2002)

by Du Preez, J.H
Published in Farmer's Weekly (South Africa) (07.06.2002)

by Du Preez, J.H
Published in Farmer's Weekly (South Africa) (31.05.2002)