On Sat, 15 Mar 2008 10:00:57 +1000, "Martin Field"
> wrote:

>How far can you "widen the vineyard" to increase production/profits before
>you dilute the "terroir"?

This article partly addresses your question
http://www.wine-pages.com/guests/tom...-expansion.htm

--
Steve Slatcher
http://pobox.com/~steve.slatcher