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Chapter 4. The Vineyard. Chapter Objectives. Explain the elements needed to grow grapes. Differentiate regions for grape growing. Discuss the enemies of grapes. Explain how producers tell when the grapes are ready for picking and wine production.
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Chapter 4 The Vineyard
Chapter Objectives Explain the elements needed to grow grapes. Differentiate regions for grape growing. Discuss the enemies of grapes. Explain how producers tell when the grapes are ready for picking and wine production. Describe the materials winemakers use to store and age wine. Describe what barrels are made from and how barrels are made. Explain what happens to the bottles of wine after they are bottled. Discuss how corks are made and the material used to make them.
Enemies of Grapes Phylloxera Noble Rot Black Rot Pierce’s Disease Others
Elements Needed to Grow Grapes Soil Weather Environment Climate
Differentiate Regions for Grape Growing System codified by Dr. Albert Winkler, UC – Davis Region 1: Less than 2,500 degrees Region 2: 2,501 to 3,000 degrees Region 3: 3,001 to 3,500 degrees Region 4: 3,501 to 4,000 degrees Region 5: 4,001 + degrees
Determining Picking and Production Times Brix (sugar level) Harvest Yield Juice extraction
Storage and Aging Materials Stainless steel tanks Oak barrels
Source: U.S. Department of Labor (June 2001) The cooper Oak staves (slats) French and American oak Toasting the barrel Barrel-Making Materials and Processes
After the Bottling Process Bottles are aged Bottles are sold
Cork Production Real cork is from the bark of special oak trees Compressed cork Screw caps and tops Rubber or plastic corks