Grape Variety and Rootstock

Question 1

Biological Diversity

Answer 1

the term given to the variety of life on earth; the variety within and between all species of plant, animals and micro organisms and the ecosystems within which they live and interact

Question 2

Grapevine Variety

Answer 2

group of individuals with morphological and functional characteristics sufficiently homogeneous and different from those of other individuals (other groups of same species)

Question 3

Cultivar

Answer 3

since ’50s it represents the acronym of ‘cultivated variety’

Question 4

Clone

Answer 4

group of individuals genetically homogeneous because obtained by asexual propagation of single mother plant (cuttings)

Question 5

Hybrid

Answer 5

obtained by natural or artificial crossing between two different genotypes (same variety, different varieties of same species, different species)

Question 6

Varieties classification based on their diffusion

Answer 6

International (grown in different continents on important acreage ex. cab s.); national (relevant for specific country ex. sangiovese); regional (important at regional scale ex. nebbiolo); local (impacting on single-province economy ex. croatina); marginal (ex. ruché)

Question 7

Two countries with biggest variety (covering 75% of area)

Answer 7

Italy and Portugal

Question 8

Top 10 cultivated cultivars of Italy

Answer 8

Sangiovese, Trebbiano T., Catarratto, Montepulciano, Merlot, Barbera, Nero D’Avola, Negro Amaro, Chardonnay, Trebbiano R.