Paradigm InputsParadigm Inputs
How it WorksCertified Premium Generics
Become a Broker

Site navigation

Paradigm Inputs
How it WorksCertified Premium GenericsAbout UsResourcesFind a BrokerContact
Become a Broker
Paradigm Inputs

Learn more

  • About Us
  • Certified Premium Generics
  • Registered Crop Input Products

How it works

  • How it Works
  • Become a Broker

Find a Broker

  • Find a Broker
  • Contact

Updates

Get the latest news on Certified Premium Generics and broker opportunities.

We respect your inbox and never share your information without permission.

© 2026 Direct Yield Market. All rights reserved.

Privacy policyTerms of serviceCookie settingsAccessibility
FacebookInstagramLinkedInX (Twitter)
Become a BrokerFind a Broker
Back to Registered Crop Input Products
Registered Crop Input Products / CO-OP CONTENDER® II HERBICIDE

CO-OP CONTENDER® II HERBICIDE

PCP #33961 · Interprovincial Cooperative Limited · Herbicide

Group 1

Group 1 herbicide for selective post-emergence control of annual and perennial grassy weeds in various broadleaf crops including canola, flax, soybeans, pulses, mustards, and specialty crops. Contains quizalofop-p-ethyl for control of volunteer cereals, foxtails, wild oats, quackgrass and other grassy weeds.

Open full PDF →

Registered uses (32)

Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.

CropTargetRatePHI
AlfalfaAnnual and perennial grassy weeds0.154–0.304 L/acre–
BeanAnnual and perennial grassy weeds0.154–0.304 L/acre30 d
BeanAnnual and perennial grassy weeds0.154–0.304 L/acre30 d
BeanAnnual grassy weeds0.152–0.304 L/acre30 d
BeanAnnual grassy weeds and quackgrass0.154–0.304 L/acre30 d
CamelinaAnnual and perennial grassy weeds0.154–0.304 L/acre64 d
CanolaBarnyard grass, Wild oats, Fall panicum, Old Witchgrass, Proso millet, Yellow foxtail, Foxtail barley, Downy brome, Japanese brome, Quackgrass (suppressed)0.202 L/acre–
CanolaGreen foxtail, Volunteer barley, Volunteer corn, Volunteer oats, Volunteer wheat, Wild oats0.154 L/acre–
CanolaQuackgrass and other listed grasses0.304 L/acre–
ChickpeaAnnual and perennial grassy weeds0.154–0.304 L/acre85 d
CloverAnnual and perennial grassy weeds0.154–0.304 L/acre–
CrambeAnnual and perennial grassy weeds0.154–0.304 L/acre64 d
Cucurbit VegetablesGrassy weeds0.154–0.304 L/acre30 d
Faba BeanAnnual and perennial grassy weeds0.154–0.304 L/acre30 d
FescueBroadleaf and grassy weeds0.202–0.304 L/acre–
FescueQuackgrass and annual grassy weeds0.202–0.304 L/acre–
FlaxAnnual and perennial grassy weeds0.154–0.304 L/acre–
HempAnnual and perennial grassy weeds0.154–0.304 L/acre73 d
LegumesAnnual and perennial grassy weeds0.154–0.304 L/acre–
Legumes for seedAnnual and perennial grassy weeds0.202–0.304 L/acre–
LentilsAnnual and perennial grassy weeds0.154–0.304 L/acre–
LupinAnnual and perennial grassy weeds0.154–0.304 L/acre30 d
MustardAnnual and perennial grassy weeds0.154–0.304 L/acre64 d
MustardAnnual and perennial grassy weeds0.154–0.304 L/acre64 d
MustardAnnual and perennial grassy weeds0.154–0.202 L/acre64 d
PeaAnnual and perennial grassy weeds0.154–0.304 L/acre–
RutabagaAnnual grassy weeds0.152–0.304 L/acre30 d
Saskatoon BerryAnnual and perennial grassy weeds0.154–0.304 L/acre41 d
SoybeanAnnual and perennial grassy weeds0.154–0.304 L/acre–
SoybeanLong-spined sandbur0.154 L/acre80 d
SugarbeetAnnual grasses, volunteer cereals and quackgrass0.154–0.304 L/acre60 d
SunflowerAnnual and perennial grassy weeds0.154–0.304 L/acre–

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.

Quick facts

Active ingredients
quizalofop 96 g/L
CAS 76578-12-6
Formulation
emulsifiable concentrate
Resistance group
Group 1
First registered
2020-12-02
Registration expiry
2029-12-31