2. Viticulture and Enology Dr. Grant R. Cramer Department of Biochemistry University of Nevada, Reno

3. What are Viticulture and Enology?

4. Viticulture is the Science of Grape-Growing

9. The Cycle of Vine Growth

10. Enology is the science of wine (making)

11. The Process of Making Wine 1. Crush and press grapes.1. Crush and press grapes. 2. Add yeast to must in fermentation vessel, cover for 3 days to several weeks.2. Add yeast to must in fermentation vessel, cover for 3 days to several weeks. 3.Siphon wine off the sediments (lees) into clean secondary fermentation vessel.3.Siphon wine off the sediments (lees) into clean secondary fermentation vessel. 4. Bottle when wine is clear and all fermentation has stopped.4. Bottle when wine is clear and all fermentation has stopped.

12. White Wine-MakingRed Wine-Making

13. Harvest

15. Desteming and Crushing of Grapes

16. Traditional Small Scale Press

17. Pneumatic Press

18. Add yeast to must in fermentation vessel, cover for 3 days to several weeks

19. Siphon wine off the sediments (lees) into clean secondary fermentation vessel

21. Bottle when wine is clear and all fermentation has stopped

22. Wine Analysis