166 WINES&VINES January 2017
GRAPEGROWING WINE EAST
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B E C O PA D - Y E A S T & E N Z Y M
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S T E R I L E F I LT R AT I O N - W I N E
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COLD HARDINESS BASED ON STANDARD METHOD
LT
50
(°C)
-14
-16
-18
-20
-22
-24
-26
-28
-30
Cultivar
Cold hardiness is calculated based on the lowest LT
50
of each variety in mid-winter.
Gamay
Noir
Pinotage
Cabernet
Sauvignon
Rotberger
Carmenère
Dolcetto
Arneis
Malvasia
Syrah
Regent
Durif
Siegerrebe
Sangiovese
Teroldego
Sauvignon
Blanc
Lagrein
Merlot
Barbera
Tempranillo
ANNUAL FREEZING TOLERANCE FOR CALCULATING COLD HARDINESS
AFT
(°C)
-13
-14
-15
-16
-17
-18
-19
-20
Cultivar
The annual freezing tolerance (AFT) is based on computing LT
50
throughout the dormant season.
Gamay
Noir
Pinotage
Rotberger
Chardonnay
Malvasia
Bianca
Regent
Siegerrebe
Carmenère
Cabernet
Sauvignon
Sauvignon
Blanc
Cabernet
Franc
Malbec
Arneis
Merlot
Kerner
Teroldego
Sangiovese
Syrah
Lagrein
Tempranillo
Durif
Barbera
Dolcetto