J. D. du Preez

发表

H. Els, S. Buys, J. D. du Preez, 1989, The Onderstepoort journal of veterinary research.

H. Els, S. Buys, J. D. du Preez, 1989, Journal of the South African Veterinary Association.

J. D. du Preez, J. Du Preez, 2000, The Onderstepoort journal of veterinary research.

J. D. du Preez, H. van Ark, J. Willemse, 1994, The Onderstepoort journal of veterinary research.

W. Giesecke, J. D. du Preez, C. Maree, 1991, Theriogenology.

B. Barnard, H. Venter, S. Buys, 1980, The Onderstepoort journal of veterinary research.