What is the main species

of wine grapes

Vitis vinifera

What is a green harvest

Pruning bad grapes in order to send nutrients to the

healthy ones

Name 4 vineyard pests

Phylloxera, mealybug, mites, glassy winged

sharpshooter

Name 4 vine diseases

Powdery mildew, downy mildew, leaf roll virus and

fanleaf degeneration, pierces disease

What is brix Sugar measurement of grapes

Sugar+ yeast= Co2+alcohol+flavor+aroma+heat

What is chaptalization

Adding sugar to unfermented grape must to inc...
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