New Fungicide Registered for Botrytis Bunch Rot

Wednesday, May 16, 2012

There's a new fungicide available against Botrytis Bunch Rot!

Switch 62.5WG has been grated registration through the Canadian Minor Use Registration Process. I've included the grape specific information from the label below but please remember to read the full label for all information pertaining to this product. Remember the label is the law!!! Rate: 775-975 g/ha Begin applications at early bloom. One additional application may be made at berry touch, veraison, or preharvest.

Botrytis Bunch Rot is most effectively controlled by ground application, using sufficient water volume to provide thorough coverage. Thorough coverage of bunches is essential. Application interval is 21 days.

Resistance Management: After a maximum of 2 applications of Switch 62.5WG, alternate with another registered fungicide with a different mode of action for 2 applications. Do not use an adjuvant. Do not apply more than 0.75 kg ai/ha of cyprodinil products and 0.50 kg ai/ha fludioxonil containing products per crop. Do not apply within 7 days of harvest. Do not enter or allow worker entry into treated areas during the restricted entry interval (REI) of 7 days for cane turning and girdling activities. Do not allow worker entry into treated areas during the REI of 2 days for training, thinning, hand pruning, tying and leaf pulling activities.

For all other activities, do not enter or allow worker entry into treated areas during the REI of 12 hours.

For a list of all pesticides registered for Grape Production, please check out the AgraPoint Grape Disease Management Schedule. Organic? Check out the Organic Disease Management Schedule.

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