Nematode Resistance Pylloxera X. Index M. …

1 RootstockSynonymParentageVigorPylloxeraR esistanceNematodeX. Index (Dagger)ResistanceM. incognita(Root-Knot)SoilPreferenceDrough tToleranceWet FeetActive LimeToleranceSaltToleranceInfluenceon MaturityGeneral CommentsRiparia GloireGloire de MontpellierV. ripariaLow/ModerateHighModerateDeep/Fert ileLowHighLow <6%EarlySaint GeorgeRupestris du LotV. rupestrisVery HighHighSusceptible but TolerantDeep, Uniform LoamHighLow14%ModerateLateSusceptible to oak root fungus. Suitable for deep, dry farmed sites. Tends to reduce fruit set on vigorous Couderc1616CV. solonis xV. ripariaLowModerate/HighModerateDeep/Fert ileHigh11%Moderate/HighEarly3309 Couderc3309CV. riparia xV. rupestrisModerate/HighHighSusceptibleSus ceptibleDeep Well-DrainedLowHigh11%Low/ModerateMid44- 53 Malegue44-53MV. riparia x 144 MModerateModerate/HighModerateSusceptibl eLoam/Good FertilityModerateHigh10%MidOften suffers from Mg deficiency101-14 Millardet Et De Grasset101-14 riparia xV.

2 RupestrisLow/ModerateHighModerateHeavy ClayLow/ModerateHigh9%Very LowEarlyMore vigorous than Riparia GloireSwarzmannSwarzmannV. riparia xV. rupestrisLow/ModerateHighHighSomeDeep/Fe rtileLow/Moderate6-9%41B MillardetEt De Grasset41BV. berlandieri xV. viniferaLowSusceptibleSusceptibleDry LimeLow/ModerateLow40%Very LowEarly420A Millardet Et De Grasset420AV. berlandieri xV. ripariaLowModerateModerateDeep/FertileLo wModerate20%LowLateSuitable for high density plantings. Less vigorous than5C and 5BB. Susceptible to potassium deficiency. Suitable for high density #4SO4V. berlandieri xV. ripariaModerateHighHighModerateClayLowHi gh18%LowMid5BB Kober5 BBV. berlandieri xV. ripariaModerateHighModerateClayLowHigh20 %Very LowMidSlightly more drought tolerant than 5C or 420A, yet less than 110R and St. George. Not recommended for sites with standing water or a history of phytophthora. Genetically identical to Teleki5CV.

3 Berlandieri xV. ripariaModerateHighHighModerateHighClayL owHigh20%EarlySimilar to 5BB, more suitable for higher attitudes. Broad spectrum of Nematode Paulsen1103PV. berlandieri xV. rupestrisHighHighSusceptibleModerateClay , LimeHighHigh18%ModerateLateVigor is between 99R and 110 RRS-3RS-3 Ramsey x SchwarzmanLowHighHighSandyLow-MediumMedi umMedium-HighRS-3 should not be over-irrigated. Fanleaf tolerant andbroad Nematode x SchwarzmanMediumHighHighLow-MediumMedium LowSuited for close plantings, broadnematode resistanceKingfisherPC01126-29V. champinii xV. rufotomentosax Riparia GloireHighResistantHighMatadorPC0188-151 101-14 Mgt x(V. mustangensis xV. rupestris)HighResistantHighMinotaurPC018 8-32101-14 Mgt x(V. mustangensis xV. rupestrisHighResistantHighGRN-18909-05V. Rupestris x MuscadiniaModerate/HighVery HighVery HighVery HighModerateTolerantLowLowModerate/HighH ighly resistant to ring, citrus and lesion nematodesGRN-29363-16V.)

4 Rufotomentosa xV. ChampiniiLow/ModerateVery HighVery HighVery HighModerateModerateModerateModerate?Low /ModerateHighly resistant to lesion Nematode and moderately resistant to citrus and ring nematodeGRN-39365-43V. rufotomentosa xV. Champinii+Moderate+Very HighVery HighVery HighModerate/HighModerateModerate/HighMo derate/High?Moderate+Also resists citrus and lesion nematodes, but not ringGRN-49365-85V. rufotomentosa xV. Champinii+Moderate/HighVery HighVery HighVery HighHighModerateModerate/HighModerate/Hi gh?Moderate/HighAlso resists citrus and lesion nematodes, low to moderate ring resistanceGRN-59407-14V. Champinii x V. Berlandieri x V. RipariaHighVery HighVery HighVery HighHighLow/ModerateModerate/HighModerat e/High?HighAlso resists citrus and lesion nematodes, moderate ring Resistance , moderately difficult to propagate110 Richter110RV. berlandieri x V. rupestrisHighHighModerateModerate FertitlityHighHigh17%ModerateLateSuitabl e for hill-side-sand, dry-farmed sites can be overly vigorous on deep fertile Ruggeri140Ru,Ru 140V.

5 Berlandieri x V. rupestrisVery HighHighModerateSandy Moderate FertilityHighModerate20%ModerateLateTole rates a wide variety of C x HighHighSandy Moderate FertilityModerate/HighLowLowLateMust use virus free scion material. More vigorous than Harmony, but less than Dog Ridge and Salt C x V. champiniiHighLowSusceHighSandy Moderate FertilityModerate/HighMore vigorous than 1613C, less than Dog Ridge and Salt CreekV. champiniiVery HighModerateHighHighLight Sand Low FertilityHighModerateHighLateTends to have Zn deficiency. Less vigorous than Dog Ridge. Reduced fruit 039-16039-16V. vinifera x V. rotundifoliaHighLowVery HighSusceptibleLowLateHighly recommended for vineyard sites infested with grape fan leaf :GALET, P. 1979. APRACTICAL AMPELOGRAPHY GRAPEVINE IDENTIFICATION. CORNELL UNIVERISTY PRESS, ITHACA, ; PONGRACZ, 1983. rootstocks FOR GRAPEVINES. DAVID PHILIP PUB., CAPE TOWN, 150 , J.

6 , A. WALKER, E. WEBER, L. BETTIGA, R. SMITH, P. VERDEGAAL. " rootstocks AND PHYLLOXERA." VITICULTURAL NOTES, UNIVERSITY OF CALIFORNIA COOPERATIVE EXTENSION NAPA COUNTY, NUMBER 6, APRIL 1, data is meant to be used as an initial information source only. Other factors such as climate, soil conditions, nutrition and soil pests would influence overall vineyard status. We recommend that growers seek further advice from local consultants.