Corn: Southern Corn Leaf Blight (Cochliobolus heterostrophus)Pub 812: Field Crop Protection Guide > Chapter 1: Corn > Southern Corn Leaf Blight Field Crop Protection Guide 2011-2012, Order 2011-2012 publication Table of Contents
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| Active ingredient | azoxystrobin + propiconazole |
|---|---|
| Trade name | Quilt |
| Rate per hectare (product) | 0.75-1.0 L per ha |
| Rate per acre (product) | 305-406 mL per ac |
| PHI* | 30 |
| Comments | Ground and aerial application. Apply when disease first appears, followed by a second application 14 days after, if environmental conditions are favourable for disease development. Do not apply to field corn or field corn grown for seed after brown silk. Maximum 2 applications/yr. |
| Active ingredient | propiconazole |
|---|---|
| Trade name | Tilt 250 E |
| Rate per hectare (product) | 250 - 500 mL per ha |
| Rate per acre (product) | 100 - 200 mL per ac |
| PHI* | 14 |
| Comments | Ground and aerial application. Apply when disease first appears. Can be tank mixed with Ripcord or Matador insecticide for insect control. Under severe disease pressure, a second application 14 days later may be necessary. Only in seed corn, under severe disease pressure can a third application be made 14 days later. |
| Active ingredient | propiconazole |
|---|---|
| Trade name | Bumper 418 EC |
| Rate per hectare (product) | 150 - 300 mL per ha |
| Rate per acre (product) | 60 - 121 mL per ac |
| PHI* | 14 |
| Comments | Ground and aerial application. Apply when disease first appears. Can be tank mixed with Ripcord or Matador insecticide for insect control. Under severe disease pressure, a second application 14 days later may be necessary. Only in seed corn, under severe disease pressure can a third application be made 14 days later. |
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| Author: | OMAFRA Staff |
|---|---|
| Creation Date: | 2 May 2011 |
| Last Reviewed: | 10 May 2011 |