Myburgh, P. and Howell, C. 2016. Use of Boundary Lines to Determine Effects of Some Salinity-associated Soil Variables on Grapevines in the Breede River Valley. South African Journal of Enology and Viticulture. 35, 2 (Sep. 2016), 234–241. DOI:https://doi.org/10.21548/35-2-1012.