Agrochemical Updates, eBulletin

AWRI Agrochemical Update September 2011

New active combination

Captan and Metalaxyl

APVMA 48772

Duplex WG has been granted registration by the Australian Pesticides and Veterinary Medicines Authority (APVMA) for control of Downy mildew, Black spot, Botrytis bunch rot and Phomopsis cane and leaf spot.

Duplex WG is a CropCare Australasia Pty Ltd product. It contains the active constituents captan and metalaxyl which are Group M4 and Group 4 fungicides respectively.

Resistance management strategy: Do not apply more than four Group 4 fungicides per season and no more than two consecutively.

Restriction on use for export grapes: Use no later than 30 days before harvest.

Re-entry period: Do not enter treated areas until 13 days after treatment unless wearing cotton overalls buttoned to the neck and wrist (or equivalent clothing) and chemical resistant gloves. Clothing must be laundered after each day’s use.

New restriction on use for export wine

Paraffinic oil

APVMA 54179

BioPest is a Sacoa Pty Ltd product registered for control of Powdery mildew in grapevines. It contains the active constituent paraffinic oil which is an unspecified fungicide group. Trial results indicate no adverse effect on fermentation kinetics or wine sensory properties when applied up to E-L 31 (before bunch closure).

Restriction on use for export grapes: Use no later than E-L 31 (before bunch closure).

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