PCP #33744 · Federated Co-operatives Limited · Herbicide
Group 22 bipyridylium herbicide (diquat) for potato vine killing, desiccation of pulse, oilseed and legume forage seed crops, weed control in vegetable and field crops, corn spurry control in oats, and weed control in non-crop land.
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 |
|---|---|---|---|---|
| Apple | Perennial grass suppression | 1.86 L/acre | – | 24 d |
| Bean | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 4 d | 24 d |
| Canola | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 14 d | 24 d |
| Chickpea | Desiccation (pre-harvest) | 0.506–0.688 L/acre | 4 d | 24 d |
| Faba Bean | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 4 d | 24 d |
| Flax | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 4 d | 24 d |
| Inter-row Directed Weeding | Weeds between crop rows | 0.931–1.86 L/acre | – | 24 d |
| Legume Seed Crops | Desiccation (pre-harvest, seed crops only) | 0.688–1.09 L/acre | 7 d | 24 d |
| Lentils | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 4 d | 24 d |
| Lupin | Desiccation (pre-harvest) | 0.931 L/acre | 7 d | 24 d |
| Mustard | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 14 d | 24 d |
| Non-Crop Land | Weeds and grasses (top kill) | 0.931–1.86 L/acre | – | 12 d |
| Oats | Corn spurry | 0.364–0.506 L/acre | – | 24 d |
| Pea |
| Desiccation (pre-harvest) |
| 0.506–0.931 L/acre |
| 4 d |
| 24 d |
| Potato | Potato vine killing / desiccation | 0.506–1.42 L/acre | 1 d | 24 d |
| Soybean | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 4 d | 24 d |
| Stale Seedbed | Emerged weeds (pre-emergent to crop) | 0.931–1.86 L/acre | – | 24 d |
| Sunflower | Desiccation (pre-harvest) | 0.506–0.931 L/acre | 15 d | 24 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 | non-ionic surfactant Use a non-ionic surfactant, a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture unless otherwise stated. | 1 L per 1000 L of spray mixture |
| Required | non-ionic surfactant Ground: 550 L/ha – 1100 L/ha (add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces) | 1 L per 1000 L |
| Required | non-ionic surfactant For ground or aerial application, use a non-ionic surfactant as a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture. | 1 L per 1000 L of spray mixture |
| Compatible | LI 700® with LECI-TECH® For beans or lentils, LI 700® at a rate of 2.5 L for each 1000 L of spray mixture may be used. | 2.5 L per 1000 L of spray mixture |
| Compatible | LI 700® with LECI-TECH® add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces | 2.5 L per 1000 L |
| Do not mix | wetters, spreaders or stickers Sweet White Lupins: Do not add wetters, spreaders or stickers to the spray solution. | – |
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.
