Smart, R.E., Joy K. Dick, Isabella M. Gravett, and B.M. Fisher. “Canopy Management to Improve Grape Yield and Wine Quality - Principles and Practices”. South African Journal of Enology and Viticulture 11, no. 1 (May 5, 2017): 3–17. Accessed February 23, 2026. https://www.journals.ac.za/sajev/article/view/2232.