“At minus 4 there’s no damage, but at minus 10 you can pretty well count out vinifera grapes,” said state viticulturist Horst Caspari of the Colorado State University Orchard Mesa Research Station.
link“At minus 4 there’s no damage, but at minus 10 you can pretty well count out vinifera grapes,” said state viticulturist Horst Caspari of the Colorado State University Orchard Mesa Research Station.
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