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Grapevine shoots and arm positioning

There is an interesting variability in the vineyard associated with arm positioning along the cordon. On the same spur-pruned cordon, different arm positions may exhibit variable characteristics and develop at different rates. At his talk at the Napa Vintage Report, Dr. Peterson of Cal Poly San Luis Obispo, emphasized the importance of catching this variability early on and on a yearly basis to continually improve the fruit and wine quality.

Reblogged 6 days ago from www.winetitles.com.au