Cereals: Rye: Fusarium Head Blight (Fusarium graminearum)

Pub 812: Field Crop Protection Guide > Chapter 4: Cereals > Rye: Fusarium Head Blight

Field Crop Protection Guide 2011-2012, Order 2011-2012 publication

Table of Contents

  1. Integrated Pest Management Options
      • metconazole - Caramba
  2. Related links...

Integrated Pest Management Options

Fusarium head blight infection in oat is very difficult to identify. Bleached florets are often caused by high temperatures rather than Fusarium. Examine developing panicles carefully for any development of pink colouration. Avoid planting oat into corn residue.

For more information, see FUSARIUM HEAD BLIGHT (Fusarium graminearum), on page 60.

Active ingredient metconazole
Trade name Caramba
Rate per hectare (product) 1 L per ha
Rate per acre (product) 0.4 L per ac
PHI* 30
Comments Provides suppression only. Ground and aerial application. Timing of application is critical. Apply at 20% flowering (Zadok's 61-63) using sprayer nozzles configured to provide excellent coverage of the cereal head. Use a minimum of 100 L/ha of water for ground application, 50 L/ha for aerial application. Maximum 1 application/yr. 5-day re-entry period.


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For more information:
Toll Free: 1-877-424-1300
E-mail: ag.info.omafra@ontario.ca
Author: OMAFRA Staff
Creation Date: 2 May 2011
Last Reviewed: 18 May 2011