The principal ecogeographical groups in French grapevines assortment

The principal ecogeographical groups in French grapevines assortment

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The natural french grapevine varieties assortment has been reduced during the recent years because of many factors, principally the post-phylloxeric reconstitution, the rationalisation of the production and the varietal and clonal selections.Before a still more important reduction is to be made it is necessary p1006-1420eg to give a classification of french autochton cultivars based on ecogeographical lt1 corvette engine covers groups or sortotypes.These works keep classic genetic interest in possible crossings : less inbreeding, more heterosis.

Besides they enable a better approach of modern classifications based on biochemistry or atomic physics, pigments, enzymes, tracers, and so on, so as to confirm or infirm botanic results.