Fourie, J.C., G.A. Agenbag, and P.J.E. Louw. “Cover Crop Management in a Chardonnay/99 Richter Vineyard in the Coastal Region, South Africa. 3. Effect of Different Cover Crops and Cover Crop Management Practices on Organic Matter and Macro-Nutrient Content of a Medium-Textured Soil”. South African Journal of Enology and Viticulture 28, no. 1 (December 13, 2016): 61–68. Accessed March 2, 2026. https://www.journals.ac.za/sajev/article/view/1461.