June Sulfur Spray Residue on Grapes Website Feature copy

PERSISTENCE OF ELEMENTAL SULFUR SPRAY
RESIDUE ON GRAPES DURING RIPENING AND
VINIFICATION
ELEMENTAL SULFUR IN THE VINEYARD
Elemental Sulfur is routinely used in the
vineyard as a part of Integrated Pest
Management (IPM) programs for the control of
powdery mildew. However, for many years
winemakers have associated residual Sulfur on
the fruit with an increased level of Hydrogen
Sulfide (H2S) during fermentation. Recent work
published by Kwasniewski et. al. in the
American Journal of Enology and Viticulture
(AJEV) is shedding new light on the subject.
Please click here to read the $-(9EHVW
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REDULESS® REDUCES SULFUR DEFECTS
Reduless® is a proprietary fining product from Lallemand for the reduction of sulfur off aromas
such as H2S and dimethyl sulfide. Its formulation includes bentonite together with other natural
elements which are rich in copper. Reduless can naturally enhance roundness while treating sulfur
problems. It has also been shown to reduce phenol related defects. It is particularly useful with
sulfur prone varieties (e.g. Syrah, Carignane, Pinot Noir and Chardonnay).
REDULESS AIDS IN REDUCING:
• Prevention or removal of sulfur-like off-odors
• Herbaceous characters
• Artificial vanilla characters
• Yogurt-like aromas
• Excessive smoky characteristics
• Earthy aromas
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