Decree 50 WDG fungicide now labeled to manage botrytis leaf blight on greenhouse onions for transplant

Apply 1.12 kg product per hectare (0.56 kg ai/ha) as a foliar spray. Do not make more than 1 application per crop cycle. Applications can be made when conditions are favorable for disease development. Use sufficient water to obtain thorough coverage Use care in mixing and application to avoid exceeding rates of 1.12 kg product per hectare regardless of the selected spray volume.

JOSH MOSIONDZ

The Pest Management Regulatory Agency (PMRA) recently announced the approval of a minor use label expansion registration for DECREE 50 WDG fungicide for control of botrytis leaf blight on greenhouse onions for transplant in Canada. DECREE 50 WDG fungicide was already labeled for Botrytis management on a wide range of crops in Canada. This minor use proposal was submitted by Agriculture & Agri-Food Canada, Pest Management Centre (AAFC-PMC) as a joint project with the United States

Department of Agriculture (USDA) IR-4 project as a result of minor use priorities established by growers and extension personnel.

The following is provided as an abbreviated, general outline only. Users should be making disease management decisions within a robust integrated disease management program and should consult the complete label before using DECREE® 50 WDG fungicide.

Toxic to aquatic organisms. Observe buffer zones specified under DIRECTIONS for USE. Toxic to small wild mammals. To reduce runoff from treated areas into aquatic habitats avoid application to areas with a moderate to steep slope, compacted soil or clay. Avoid application of this product when heavy rain is forecast. Contamination of aquatic areas as a result of runoff may be reduced by including a vegetative filter strip between the treated area and the edge of the water body. DO NOT contaminate irrigation or drinking water supplies or aquatic habitats by cleaning of equipment or disposal of wastes. As this product is not registered for the control of pests in aquatic systems, DO NOT use to control aquatic pests. DO NOT allow effluent or runoff from greenhouses containing this product to enter lakes, streams, ponds or other waters.

Chateau WDG herbicide label extended to dry bulb shallots

Apply to transplanted onions and dry bulb shallots between the 2-leaf and 6-leaf stage and on direct seed onions and dry bulb shallots between the 3-leaf and 6-leaf stage prior to emergence of weeds. Use appropriate water volumes to ensure good spray coverage. DO NOT harvest shallot leaves for food consumption.

Follow all other precautions, restrictions, and directions for use on the DECREE 50 WDG fungicide label carefully.

For a copy of the new minor use label contact your local extension specialist, regional supply outlet, or visit the PMRA label site www.hc-sc.gc.ca/cpsspc/pest/registrant-titulaire/toolsoutils/label-etiq-eng.php

Josh Mosiondz

The Pest Management Regulatory Agency (PMRA) recently announced the approval of a minor use label expansion registration for Chateau WDG herbicide for control or suppression of labelled weeds in dry bulb shallots Canada. Chateau WDG herbicide was already labeled for management of weeds on a wide range of crops in Canada. This minor use proposal was submitted by the Ministère de l’Agriculture, des Pêcheries et de l’Alimentation du Québec as a result of minor use priorities established by growers and extension personnel. The following is provided as an abbreviated, general outline only. Users should be making weed management decisions within a robust integrated weed management program and should consult the complete label before using Chateau WDG herbicide.

This product is toxic to aquatic organisms and nontarget terrestrial plants. Observe buffer zones specified under DIRECTIONS FOR USE. Toxic to small wild mammals. Toxic to certain beneficial insects. Minimize spray drift to reduce harmful effects on beneficial insects in habitats next to the application site such as hedgerows and woodland. To reduce runoff from treated areas into aquatic habitats, avoid application to areas with a moderate to steep slope, compacted soil, or clay. Avoid application when heavy rain is forecast. Contamination of

The Grower

aquatic areas as a result of runoff may be reduced by including a vegetative strip between the treated area and the edge of the water body.

Follow all other precautions, restrictions, and directions for use on the Chateau WDG herbicide label carefully.

For a copy of the new minor use label contact your local extension specialist, regional supply outlet, or visit the PMRA label site www.hc-sc.gc.ca/cps-spc/pest/ registrant-titulaire/tools-outils/label-etiq-eng.php

Josh Mosiondz is minor use coordinator, OMAFRA, Guelph, Ontario.