Issue link: http://winesandvines.uberflip.com/i/62516
GRAPE GRO WING very highest quality grapes that are in the greatest demand in Napa Valley. To achieve this goal, the viticulturist must have a solid scientific understanding of the effects of cultural practices, the vin- tage and terroir, plus the historical per- spective of farming on the particular site. The grower must be flexible in adjusting cultural practices throughout the growing season from site to site, block to block— and even within a block. Canopy management Cabernet Sauvignon vines are managed using a vSP trellis spaced 6 feet between rows and 4 feet between vines—also known as a six-by-four. analysis, bloom time petiole nutrient status and leaf blade nutrient analysis. The Napa Valley winegrower has at his disposal many advanced nutrient and soil amendment application capabilities such as fertilization by drip irrigation, mechan- ical soil incorporation and materials that can be sprayed on grapevine leaves. The ultimate goal of the winegrower is to produce the largest quantity of the While many factors influence the selec- tion of grape variety and the ultimate wine character and quality, site (terroir) and season (vintage) are perhaps the most dramatic. In terms of farming practices, canopy modification and irrigation strate- gies are demonstrated mechanisms for manipulating wine quality. The response to these and other management practices is dependent upon variety, row orienta- tion and trellising. Canopy management is important because filtered light has a positive influ- ence on fruit composition. However, too much light and high fruit temperatures are deleterious to wine quality; therefore, the foliage must protect the fruit from How will you predict the future of the industry? unified wine & grape symposium Gain insight into the future 2012 of the industry! An impressive lineup of winemaking, grapegrowing, business, and marketing experts sharing the latest data, trends and analyses. Save up to $200 and time by registering for the Unified Symposium by January 17! January 24–26, 2012 Exhibits 25 & 26 Sacramento Convention Center Sacramento, CA NEW WAY TO RESERVE HOTEL ROOMS! NEW PARKING LOCATION! Visit unifiedsymposium.org for details information you need to succeed 34 Wines & Vines nOVeMBeR 2011