Faculty of Natural and Agricultural Sciences
School of Agricultural and Food Sciences
Department of Animal and Wildlife Sciences
van Ryssen, JBJ
BSc(Agric)(Pret) MSc(Agric) PhD(Natal) - Professor Emeritus
NRF Rating: C2
Contact Details
Research Interests
Research Output
Contact Details:
Telephone number: 012 420 3265
Fax number: 012 420 3290
E-mail address: jvryssen@postino.up.ac.za
Research Interests:
Nutrition
Production systems and management
Research Output:
Research articles in refereed specialist journals:
Skenjana A, van Ryssen JBJ, van Niekerk WA: 2007. In vitro digestibility and in situ degradibility of avocado meal and macadamia waste products in sheep. South African Journal of Animal Science, 36 (5-1), pp 78-81.
van Ryssen JBJ, O Dell ED: 2007. Selenium (Se) supplementation on the Se status of dairy cows in the Midlands of KwaZulu-Natal. South African Journal of Animal Science, 36 (5-1), pp 18-21.
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