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Database :	article
Search on :	VAN RYSSEN, J.B.J. [Author]
References found :	12 [refine]
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Skenjana, A, van Ryssen, J.B.J. and van Niekerk, W.A. In vitro digestibility and in situ degradability of avocado meal and macadamia waste products in sheep. S. Afr. j. anim. sci., 2006, vol.36, no.5, p.78-81. ISSN 0375-1589

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van Ryssen, J.B.J. and O'Dell, E.D. Selenium (Se) supplementation on the Se status of dairy cows in the Midlands of KwaZulu-Natal. S. Afr. j. anim. sci., 2006, vol.36, no.5, p.18-21. ISSN 0375-1589

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Cronjé, M.C., van Ryssen, J.B.J. and Coertze, R.J. Potential benefit of trace element supplementation of sheep on a low level of nutrition. S. Afr. j. anim. sci., 2006, vol.36, no.1, p.20-27. ISSN 0375-1589

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van Ryssen, J.B.J. and Ndlovu, H. Ash from fireplaces at homesteads in rural regions of South Africa as potential source of minerals to goats. S. Afr. j. anim. sci., 2004, vol.34, no.5, p.111-113. ISSN 0375-1589

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van der Merwe, B.J. et al. Effect of method of sample preparation on ruminai in situ disappearance of dry matter and nitrogen in annual ryegrass in dairy cows. S. Afr. j. anim. sci., 2005, vol.35, no.2, p.126-134. ISSN 0375-1589

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Lukhele, M.S. and van Ryssen, J.B.J. The chemical composition and potential nutritive value of the foliage of four subtropical tree species in southern Africa for ruminants. S. Afr. j. anim. sci., 2003, vol.33, no.2, p.132-141. ISSN 0375-1589

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van Ryssen, J.B.J. A glance at achievements of SASAS and animal scientists in southern Africa over more than 50 years. S. Afr. j. anim. sci., 2018, vol.48, no.spe, p.801-807. ISSN 0375-1589

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Raphulu, T., Jansen van Rensburg, C. and van Ryssen, J.B.J. Assessing nutrient adequacy from the crop contents of free-ranging indigenous chickens in rural villages of the Venda region of South Africa. S. Afr. j. anim. sci., 2015, vol.45, no.2, p.143-152. ISSN 0375-1589

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Rautenbach, E., van Ryssen, J.B.J. and van Niekerk, W.A. Changes in nutrient composition of kikuyu foggage as winter progressed. S. Afr. j. anim. sci., Apr 2008, vol.38, no.4, p.342-349. ISSN 0375-1589

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Scholtz, M.M. et al. A South African perspective on livestock production in relation to greenhouse gases and water usage. S. Afr. j. anim. sci., 2013, vol.43, no.3, p.247-254. ISSN 0375-1589

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