1, because the maturity is too poor, the color is mostly the result of spraying ethephon, with low sugar content and heavy bitterness.
2. Grapes include fresh grapes, such as Kyoho and Rose Fragrance, and special grapes for wine making, such as Cabernet Sauvignon, Merlot and Cabernet Franc.
3. In principle, the wine brewed from special grapes has better taste and brighter color. Fresh grapes can also be used to make wine, with poor quality.
4, wine grapes (wine
Grape),
Grapes for wine-making grow in the northern and southern hemispheres.
wine
Belt, smaller particles, bigger core, less meat, thicker skin and higher sugar content.
Grape trees for wine-making generally have a life span of about 60 years. In Europe, you can't make wine in the first 9 years, 10-20 years is a juvenile period, 20-30 years is a youth period, 30-40 years is a prosperous period, 40-50 years later, you will not make wine in general. The sugar content of grapes that can be used for wine making is not less than per liter 170g.
Generally, the vines that make wine can't be watered, and the grape roots will go into the soil to find water to absorb and nourish, so that the grapes are rich in nutrition.