Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
(1)The science of identifying grape varieties by their appearance. (2)A reference book used by growers to identify grape varietal in their fields. The book is based on the science of grape varietal identification.