PCP #34948 · Albaugh, LLC · Herbicide
Group 2 selective herbicide containing 75% nicosulfuron as water dispersible granules for postemergence control of annual grasses (including barnyard grass, foxtails, fall panicum, old witchgrass), quackgrass, wild oats, and long-spined sandbur in field corn, sweet corn, and seed corn inbreds. Provides suppression of yellow foxtail. Can be used alone or in tank mixes with various broadleaf herbicides for expanded weed spectrum control.
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 |
|---|---|---|---|---|
| Corn | Annual grasses and broadleaf weeds | 13.5 g/acre | – | – |
| Corn | Annual grasses, quackgrass, and broadleaf weeds | 13.5 g/acre | – | – |
| Corn | Annual grasses, quackgrass, and broadleaf weeds | 13.5 g/acre | – | – |
| Corn | Annual grasses, quackgrass, and broadleaf weeds | 13.5 g/acre | – | – |
| Corn | Annual grasses, quackgrass, and broadleaf weeds | 13.5 g/acre | 30 d | – |
| Corn | Annual grasses, quackgrass, and many broadleaf weeds | 13.5 g/acre | – | – |
| Corn | Annual grasses, quackgrass, and weeds listed on BROX 240 EC or PARDNER® Herbicide labels | 13.5 g/acre | 30 d | – |
| Corn | Annual grasses, quackgrass, velvetleaf, common ragweed, lamb's quarters | 13.5 g/acre | – | – |
| Corn | Barnyard Grass, Fall Panicum, Green Foxtail, Old Witchgrass, Quackgrass, Wild Oats, Yellow Foxtail (Suppression only) | 13.5 g/acre | – | – |
| Corn | Barnyard Grass, Fall Panicum, Green Foxtail, Old Witchgrass, Quackgrass, Yellow Foxtail (Suppression only) | 13.5 g/acre | 30 d | 12 d |
| Corn | Barnyard Grass, Fall Panicum, Green Foxtail, Old Witchgrass, Quackgrass, Yellow Foxtail (Suppression only) | 13.5 g/acre | 40 d |
| – |
| Corn | Labelled weeds | 13.5 g/acre | – | – |
| Corn | Labelled weeds | 13.5 g/acre | – | – |
| Corn | Long-spined Sandbur | 13.5 g/acre | 30 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 | Falcon Surfactant Commercial Apply PRIMERO with recommended surfactant postemergence when majority of quackgrass shoots are actively growing | – |
| Required | HiActivate® NIS Adjuvant: Non-ionic surfactant at 0.2% v/v (2 L/1000 L) | 0.2% v/v (2 L/1000 L) |
| Required | HiActivate® NIS Non-ionic Surfactant: 2 L / 1000 L (0.2%) | 2 L/1000 L (0.2%) |
| Required | MERGE® ADJUVANT Merge* Adjuvant - 5 L / 1000 L - 0.5% v/v | 5 L / 1000 L (0.5% v/v) |
| Required | SURE-MIX™ SURFACTANT Sure-Mix® Surfactant - 5 L / 1000 L - 0.5% v/v | 5 L / 1000 L (0.5% v/v) |
| Required | XA Oil Concentrate XA Oil Concentrate: 10 L / 1000 L (1.0%) | 10 L/1000 L (1.0%) |
| Required | XA Oil Concentrate XA Oil Concentrate - 10 L / 1000 L - 1.0% v/v | 10 L / 1000 L (1.0% v/v) |
| Required | NIS + UAN Adjuvant: Non-ionic surfactant at 0.25% v/v + liquid urea ammonium nitrate (UAN) at 1.25% v/v | NIS at 0.25% v/v + UAN at 1.25% v/v |
| Required | AGRAL 90 NON-IONIC WETTING & SPREADING AGENT LIQUID Adjuvant: Non-ionic surfactant AGRAL® 90 NON-IONIC WETTING & SPREADING AGENT LIQUID at 0.2% v/v (2 L/1000 L) | 0.2% v/v (2 L/1000 L) |
| Required | Agral Non-ionic Wetting & Spreading Agent Liquid, IPCO Ag-Surf Original, or Citowett Plus Adjuvant: Non-ionic surfactant (Agral® Non-ionic Wetting & Spreading Agent Liquid, IPCO Ag-Surf® Original, or Citowett® Plus) at 0.2% v/v | 0.2% v/v |
| Required | NIS + UAN PRIMERO must be applied with one of the following recommended adjuvants: Non-ionic Surfactant plus 28% UAN: 2 L / 1000 L + 5 L / ha (0.2% + 5 L/ha) | NIS at 2 L/1000 L (0.2%) + 28% UAN at 5 L/ha |
| Required | NIS + UAN Non-ionic Surfactant plus 28% UAN: 2 L / 1000 L + 12.5 L / 1000 L (0.2% + 1.25%) | NIS at 2 L/1000 L (0.2%) + 28% UAN at 12.5 L/1000 L (1.25%) |
| Required | Merge Adjuvant Merge® Adjuvant: 5 L / 1000 L (0.5%) | 5 L/1000 L (0.5%) |
| Required | Sure-Mix Surfactant Sure-Mix® Surfactant: 5 L / 1000 L (0.5%) | 5 L/1000 L (0.5%) |
| Required | CITOWETT PLUS, AGRAL 90 NON-IONIC WETTING & SPREADING AGENT LIQUID or IPCO AG-SURF ORIGINAL Non-ionic surfactant (CITOWETT® PLUS, AGRAL® 90 NON-IONIC WETTING & SPREADING AGENT LIQUID or IPCO AG-SURF® ORIGINAL) at 0.2% v/v | 0.2% v/v |
| Required | NIS + UAN Apply PRIMERO with 28% liquid urea ammonium nitrate (UAN) at 5 L/ha plus recommended non-ionic surfactant (NIS) | 28% UAN at 5 L/ha plus recommended NIS |
| Required | NIS Non-ionic Surfactant plus 28% UAN - 2 L / 1000 L + 5 L / ha | 2 L / 1000 L (0.2% v/v) + 5 L/ha UAN |
| Required | NIS Non-ionic Surfactant plus 28% UAN - 2 L / 1000 L + 12.5 L / 1000 L | 2 L / 1000 L (0.2% v/v) + 12.5 L / 1000 L (1.25% v/v) UAN |
| Required | NIS Non-ionic Surfactant - 2 L / 1000 L - 0.2% v/v | 2 L / 1000 L (0.2% v/v) |
| Required | UAN (28% liquid urea ammonium nitrate) 1.25% v/v UAN must also be included for tankmixes with Distinct* Herbicide. | 1.25% v/v |
| Required | NIS apply PRIMERO at a rate of 33.4 grams/ha + 0.2% v/v of a registered non-ionic surfactant when sweet corn is in the 1-6 leaf stage | 0.2% v/v (2 L/1000 L) |
| Required | NIS apply PRIMERO at a rate of 33.4 grams/ha + 0.2% v/v a registered non-ionic surfactant when seed corn inbreds are in the 1-8 leaf stage | 0.2% v/v |
| Required | NIS apply PRIMERO at a rate of 33.4 grams/ha + 0.2% v/v a registered non-ionic surfactant when field corn is in the 1-8 leaf stage and Long-spined Sandbur is at the 3-5 leaf stage | 0.2% v/v |
| Required | NIS Apply PRIMERO at a rate of 33.4 grams/ha + 0.2% v/v non-ionic surfactant (CITOWETT* PLUS, AGRAL* 90 ... or IPCO AG-SURF* ORIGINAL) when the corn is between the 1-8 leaf stage | 0.2% v/v |
| Required | NIS Tank mix 33.4 grams/ha of PRIMERO and 285 g/ha of DISTINCT* Herbicide with a non-ionic surfactant at 0.25% v/v and liquid urea ammonium nitrate (UAN) at 1.25% v/v. | 0.25% v/v |
| Required | NIS Tank mix ... with a non-ionic surfactant at 0.2% v/v (2 L/1000 L) | 0.2% v/v (2 L/1000 L) |
| Required | NIS Tank mix ... with a non-ionic surfactant at 0.2% v/v (2 L/1000 L) and apply postemergence to corn up to the 5-leaf stage | 0.2% v/v (2 L/1000 L) |
| Required | NIS Tank mix ... with a non-ionic surfactant at 0.2% v/v (2 L/1000 L) and apply postemergence to corn up to the 6-leaf stage | 0.2% v/v (2 L/1000 L) |
| Required | NIS Tank mix ... with a non-ionic surfactant at 0.2% v/v (2 L/1000 L) and apply postemergence to corn up from the 4 to 8-leaf stage | 0.2% v/v (2 L/1000 L) |
| Required | NIS Tank mix ... with a non-ionic surfactant AGRAL* 90 NON-IONIC WETTING & SPEADING AGENT LIQUID at 0.2% v/v (2 L/1000 L) | 0.2% v/v (2 L/1000 L) |
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.
