Literature References
Principal Viticulturist Mark Greenspan, Ph.D. is an active author for wine industry publications. He has contributed a monthly column to Wine Business Monthly continuously for over 4 years. Recent articles include the following. Links to the online article appear when available:


Additional online articles from Dr. Greenspan may be found by following this link and typing "Greenspan" in the search box: Additional Greenspan WBM Articles

Additional references: (Provided based on timeliness)
Using the Leaf Porometer in Grapes - a reference for using this valuable water status measuring device.
North Coast Vineyard Irrigation Best Practices
Shoot Tip Indicators for Early-Season Water Status Assessment