Curiosities from Brazil
17 Feb 2009 by Richard Hemming
After a week in the Serra Gaucha wine region of Brazil, I have two particularly noteworthy things to report - both very new to me, and I suspect to many. The first is a brand new piece of Chilean viticultural hardware, as seen in the video below. It is essentially a massive lumbering hairdryer that blows air onto the vines at 200km/h and 150ºC. This process has two effects: firstly it kills all insects, thereby eliminating the need for pesticide. Secondly, it sends the vines into shock, to which they react by producing a surge of jasmonic acid, the plants' natural defence mechanism. This, so say the proponents at Cave de...

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