Shange, L.; Conradie, W. Effects of Soil Parent Material and Climate on the Performance of Vitis Vinifera L. Cvs. Sauvignon Blanc and Cabernet Sauvignon - Part I. Soil Analysis, Soil Water Status, Root System Characteristics, Leaf Water Potential, Cane Mass and Yield. SAJEV 2016, 33, 161-173.