Grape Species, Varieties & RootstocksVine species:any member of the genus vitis1- Vitis Vinifera ... -> European / 5 to 10,000 varieties / suitable for wine making2- Vitis Riparia3- Vitis Rupestris4 ... + flowergour low yields + higher qualityMethods:1. Planting density to encourage competition for water
by kings and emperors - broken up by inheritance Payment : based on weight, not flavor (quality ... grape sugar Trellis system – plant at twice density Fertilizers Pruning methods – improve yield flavor3 ... Unregulated co-exist - AOC, VDQS Regulated class, Labeled based on region - Vin de Pays, Vin de