PCP #17242 · Bayer CropScience Inc. · Herbicide
Group 5 water dispersible granular herbicide containing 75% metribuzin for control of annual grasses and broadleaf weeds in soybeans, potatoes, field corn, tomatoes, asparagus, lupins, carrots, fruit trees, blueberries, cereals, peas, and chickpeas across Eastern and Western Canada.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Asparagus | Annual broadleaf weeds | 0.607 kg/acre | – | – |
| Barley | Annual broadleaf weeds; common chickweed, green smartweed, hempnettle, lady's-thumb, lamb's-quarter, redroot pigweed, stinkweed, volunteer non-triazine tolerant canola, wild mustard | 0.081–0.152 kg/acre | 60 d | – |
| Blueberry | Annual broadleaf weeds | 0.405 kg/acre | 730 d | – |
| Carrot | Annual broadleaf weeds less than 4 cm in height | 0.077 kg/acre | 60 d | – |
| Carrot | Annual weeds including Scentless chamomile | 0.152 kg/acre | – | – |
| Chickpea | Annual broadleaf weeds less than 5 cm in height (suppression) | 0.111 kg/acre | – | – |
| Corn | Annual grasses and broadleaf weeds | 0.162–0.273 kg/acre | – | – |
| Fruit Trees | Annual broadleaf weeds; annual grasses and broadleaf weeds including yellow nutsedge, American nightshade and eastern black nightshade | 0.405 kg/acre | – | – |
| Fruit Trees | Annual grasses and broadleaf weeds | 0.202–0.405 kg/acre | – | – |
| Lupin | Annual weeds; annual grasses and broadleaf weeds including nightshade | 0.227–0.273 kg/acre | – | – |
| Pea | Annual broadleaf weeds less than 5 cm in height | 0.111–0.152 kg/acre |
| 40 d |
| – |
| Pea | Annual broadleaf weeds less than 5 cm in height; green smartweed, lady's-thumb, lamb's-quarter, wild mustard, stinkweed, redroot pigweed, volunteer non-triazine tolerant canola | 0.057–0.223 kg/acre | 70 d | – |
| Potato | Annual grasses and broadleaf weeds | 0.223–0.607 kg/acre | 60 d | – |
| Soybean | Annual grasses and broadleaf weeds | 0.223–0.607 kg/acre | – | – |
| Tomato | Annual grasses and broadleaf weeds | 0.081–0.445 kg/acre | 60 d | – |
| Tomato | Annual grasses and broadleaf weeds less than 4 cm in height | 0.081 kg/acre | 30 d | – |
| Wheat | Annual broadleaf weeds; common chickweed, green smartweed, hempnettle, lady's-thumb, lamb's-quarter, redroot pigweed, stinkweed, volunteer non-triazine tolerant canola, wild mustard | 0.081–0.152 kg/acre | 60 d | – |
| Wheat | Downy Brome and winter annual broadleaf weeds (Stinkweed, Flixweed, Shepherd's purse) | 0.227–0.304 kg/acre | – | – |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|---|---|
| Required | non-ionic surfactant Prism Herbicide must be applied with a recommended non-ionic surfactant, i.e. Citowett Plus, Agral 90 or Agsurf at 2 L per 1000 L of spray solution (0.2% v/v). | 2 L per 1000 L of spray solution (0.2% v/v) |
| Recommended | ASSIST Under adverse conditions (drought), and for improved burndown of small emerged annual weeds, the following additives may be applied with the recommended treatments: crop oil concentrate (Assist) at 1% v/v | 1% v/v |
| Recommended | non-ionic surfactant Under adverse conditions (drought), and for improved burndown of small emerged annual weeds, the following additives may be applied with the recommended treatments: non-ionic surfactant at 0.1% v/v | 0.1% v/v |
| Recommended | crop oil crop oil, 28-0-0, or 10-34-0 at 5% v/v (only for tank mixtures with the herbicides Dual Magnum or Dual II Magnum +/- glyphosate Herbicide) | 5% v/v |
| Recommended | liquid fertilizer (28-0-0) crop oil, 28-0-0, or 10-34-0 at 5% v/v (only for tank mixtures with the herbicides Dual Magnum or Dual II Magnum +/- glyphosate Herbicide) | 5% v/v |
| Recommended | liquid fertilizer (10-34-0) crop oil, 28-0-0, or 10-34-0 at 5% v/v (only for tank mixtures with the herbicides Dual Magnum or Dual II Magnum +/- glyphosate Herbicide) | 5% v/v |
| Do not mix | other pesticides, wetting agents or surfactants Do not tank-mix with other pesticides, wetting agents or surfactants (processing peas and chickpeas postemergence context). | – |
About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.
