Agrochemical Updates, eBulletin

Agrochemical eBulletin November 2016

New active constituent for powdery mildew

APVMA 68898

The Australian Pesticides and Veterinary Medicines Authority (APVMA) has approved the active constituent pyriofenone for use on wine-grapes. Pyriofenone is a U8 activity group. Kusabi 300 SC is registered for control of powdery mildew (Erysiphe necator) in grapevines and is distributed by AgNova Technologies Pty Ltd.

The label withholding period (WHP) for Kusabi 300 SC is five weeks before harvest.

Recommended restriction on use for grapes destined for export wine: Use no later than E-L 31, berries pea-size (7 mm diameter).

For more information, please contact Marcel Essling on 08 8313 6600 or email

This information is provided to inform the Australian grape and wine sector of agrochemical information, and should not be interpreted as an endorsement.