Table grape rootstocks in South Africa

TABLE 7. Performance of rootstocks regarding production as influenced by physical and chemical characteristics of soils in different trial blocks

Region/Site Scion Cultivar

Best group

Intermediate group

Weakest group

Soil potential

Western Cape Hex River Valley region, Hex River Experimental Farm, De Dooms Sunred Seedless (1) SO4 and Dog Ridge

P 1103, R 99, Ramsey and R 110 Dog Ridge, Ru 140, SO4, R 99, R 110 and P 1103

Ru 140

High

Bonheur (1)

Ramsey

High

Barlinka (1) Bellevue (1)

SO4

Ru 140, R 99 and Dog Ridge P 1103 and R 110

High High

SO4, 101-14 Mgt, Ramsey, Dog Ridge and P 1103 SO4, 101-14 Mgt, Ramsey, Dog Ridge and P 1103

R 99, R 110, SO4 and P 1103

Dauphine (1)

Ru 140, R 110 and R 99

High

Regal Seedless Dog Ridge, Harmony, SO4 and Ramsey

US 8-7, Freedom, Ru 140, P 1103 and R 110

R 99

Medium

Malanot/La Ferme Derik, Agter Paarl Regal Seedless (2)

R 99, Ramsey and R 110 Ru 140, SO4, Freedom, P 1103 and US 8-7

Harmony

Medium-high

White Gem (3)

R 110, Ramsey, Ru 140 and Freedom

R 99, P 1103 and SO4

Harmony and US 8-7 Medium-high

Nietvoorbij Experimental Farm, Stellenbosch Sunred Seedless SO4, R 99 and P 1103

Ru 140, R 110, Ramsey, Dog Ridge and Freedom

143 B Mgt and Har mony

Medium

Northern Cape Lower Orange River region Fulham, Blouputs Prime Ramsey

Freedom, SO4, Ru 140, R 99 and R 110

143 B Mgt and P 1103 Medium-high

Kromhout, Kakamas Prime

SO4, Dog Ridge, R 110, Ramsey and P 1103

R 99

Ru 140 and 143 B Mgt Medium-high

Crimson Seedless US 8-7, R 110, Ramsey, Ru 140 and SO4

P 1103 and US 2-1

143 B Mgt and R 99 Medium-high

Rooiwal, Kakamas Crimson Seedless SO4, US 8-7 and Ramsey Ru 140, P 1103 and R 110 143 B Mgt, Dog Ridge and R 99

Medium-high

50 Table Grape Rootstocks in South Africa