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Grape Variety: RS-3

Variety Name RS-3
Common Synonyms McKenry RS-3
All Synonyms McKenry RS-3
Countries of Origin USA
Species Interspecific hybrid (champinii; riparia; rupestris)
Breeder David Ramming, Michael McKenry
Institution USDA-ARS (Fresno, CA) & UC Riverside
Year Released 2003
Status of Ownership Patent held by University of California
Pedigree Ramsey x Schwarzmann
Uses Rootstock
Comments This rootstock features broad-spectrum resistance to nematodes. It has a moderate vigor level that is most suitable for coarse to fine sandy loam soils, and displays resistance to all known aggressive populations of root knot nematodes, Xiphinema index, the citrus nematode and root lesion. More details can be accessed in Foundation Plant Services' 2001 Grape Program Newsletter.

RS-3 PhotosClick photo to enlarge

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RS-3 Selections

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