PCP #34789 · Viking Crop Production Partners Inc. · Herbicide
Group 5 wettable 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, chickpeas, and lentils. Application methods include preemergence, preplant incorporated, and postemergence depending on crop.
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 grasses and broadleaf weeds | 607 g/acre | 14 d | 12 d |
| Barley | Common chickweed, green smartweed, hempnettle, lady's-thumb, lamb's-quarter, redroot pigweed, stinkweed, volunteer non-triazine tolerant canola, wild mustard (at 200 g/ha); additional weeds at 275-375 g/ha | 80.9–152 g/acre | 60 d | 12 d |
| Blueberry | Annual broadleaf weeds | 405 g/acre | 730 d | 12 d |
| Carrot | Annual broadleaf weeds less than 4 cm in height | 76.9 g/acre | – | 12 d |
| Carrot | Annual weeds including scentless chamomile | 152 g/acre | – | 12 d |
| Chickpea | Annual broadleaf weeds less than 5 cm in height (suppression only) | 111 g/acre | 40 d | 12 d |
| Corn | Certain grass and broadleaf weeds, especially velvetleaf (when used in tank-mix with Dual Magnum or Dual II Magnum and atrazine or Primextra II Magnum) | 162–273 g/acre | – | 12 d |
| Fruit Trees | Annual broadleaf weeds; annual grasses and broadleaf weeds including yellow nutsedge, American nightshade and eastern black nightshade; annual grasses and broadleaf weeds including bluegrass, perennial rye grass, wild barley, annual sow thistle, henbit, prickly lettuce and purslane | 405 g/acre | – | 12 d |
| Fruit Trees | Annual grasses and broadleaf weeds | 202–405 g/acre | – | 12 d |
| Lentil |
| Annual broadleaf weeds less than 5 cm in height (suppression only) |
| 56.7–111 g/acre |
| 70 d |
| 12 d |
| Lupin | Annual weeds | 227–273 g/acre | – | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 111–152 g/acre | 40 d | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 56.7–152 g/acre | 70 d | 12 d |
| Potato | Annual grasses and broadleaf weeds; suppression of quackgrass and yellow nutsedge at high rate | 223–607 g/acre | 60 d | 12 d |
| Soybean | Annual grasses (barnyard grass, cheat grass, crab grass, fall panicum, giant foxtail, green foxtail, Johnson grass seedling, witch grass, yellow foxtail) and broadleaf weeds (carpetweed, cocklebur, common chickweed, common ragweed, corn spurry, dandelion seedling, green smartweed, hempnettle, jimsonweed, lady's-thumb, lamb's-quarter, prickly mallow, prostrate pigweed, redroot pigweed, Russian thistle, shepherd's purse, stinkweed, velvetleaf, wild buckwheat, wild mustard, wild potato vine, yellow woodsorrel) | 223–607 g/acre | – | 12 d |
| Soybean | Annual grasses and broadleaf weeds | – | – | 12 d |
| Tomato | Annual grasses and broadleaf weeds less than 4 cm in height | 152–445 g/acre | 60 d | 12 d |
| Tomato | Annual grasses and broadleaf weeds less than 4 cm in height | 80.9 g/acre | 30 d | 12 d |
| Wheat | Common chickweed, green smartweed, hempnettle, lady's-thumb, lamb's-quarter, redroot pigweed, stinkweed, volunteer non-triazine tolerant canola, wild mustard (at 200 g/ha); additional weeds at 275-375 g/ha | 80.9–152 g/acre | 60 d | 12 d |
| Wheat | Downy brome and winter annual broadleaf weeds | 227–304 g/acre | – | 12 d |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|---|---|
| Required | NIS 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 | crop oil concentrate Under adverse conditions (drought), the following additives may be applied with the recommended treatments: crop oil concentrate (Assist®) at 1% v/v | 1% v/v |
| Recommended | NIS Under adverse conditions (drought), 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 or 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 - Western Canada). | – |
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.
