PGD in the news
Microclimate studies in vineyards. Onset Computers recently published a story on how we use their data loggers to create vineyard microclimate studies. Read the article here.
Historic Mapping in Napa Valley. PGD assisted Napa Valley Grapegrowers assess constraints & opportunities regarding historic vineyard mapping throughout Napa Valley. Read the entire Napa Register article here.
Vineyard Cooling. In conjunction with Edwards Engineering, Walsh Vineyards Management, & Beaulieau Vineyard, PGD is a leader in vineyard cooling research to improve grape chemistry & wine quality. Read Mark Greenspan's article in Wine Business Monthly here and here.
Explore Historic Napa Valley
We have published the entire Napa Valley map from 1876 online. You can zoom and pan to explore Napa County as it was in 1876. Click here to begin.
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PGD Announcements
PGD & OpenGeo announce partnership [February 2011] PGD and OpenGeo, a leader in open source webmapping technology, become strategic partners. Read the full press release here. PGD Contracts with Napa County [October 2010] PGD was chosen from a list of candidate firms to provide GIS staffing services for the County of Napa, California. PGD Completes Groundbreaking Vineyard Cooling Study [March 2010] We completed Phase III of our vineyard cooling study, which also began to look at the cooling system's effect on wine quality by using a professional 6-person tasting panel. |
PGD Publications
View our short summaries on the 2010 growing season in Napa Valley, featuring growing degree day overviews for the 2010 and 2011 vintages.
Click here for 2010.
Click here for 2011.
Check out our introductory 3-part series on GIS use in vineyards, originally published in the Napa Valley Grapegrowers quarterly, Premium Grower.
Part I - Overview of GIS in Vineyards
Part II - Adopting GIS
Part III - Terminology & Technical Aspects