Herbicide Recommendations for Cereal Crops: Postemergence Tank-Mixes

Pub 75: Guide to Weed Control > Cereal Crops > Postemergence Tank-Mixes

Excerpt from 2010-11 Publication 75, Guide to Weed Control, Order this publication

Cover of Publication 75, Guide to Weed ControlTable of Contents

  1. Achieve Liquid + Buctril M or Badge, Mextrol, Logic M + Turbocharge
  2. Achieve Liquid + Pardner or Koril + Turbocharge
  3. Buctril M or Badge, Mextrol, Logic M + MCPA Amine
  4. Embutox or Caliber or Cobutox plus MCPA Amine
  5. Infinity + Achieve Liquid
  6. Lontrel 360 plus 2,4-D or MCPA Amine
  7. Pardner or Brotex or Koril + 2,4-D or MCPA Amine
  8. Puma 120 Super + Buctril M
  9. Refine SG, 2-4D or 2,4-D or 2,4-D plus non ionic surfactant
  10. Refine M1, Refine SG + MCPA* + non ionic surfactant
  11. Weed Control Ratings and Registered Tank-mix Partners for Grass Herbicides in Cereals (Table 8-1) (PDF 52 kb)
  12. Cereal Herbicide Weed Control Ratings (Table 8-2) (PDF 64 kb)
  13. Stages of Cereal Development
  14. Related Links
Achieve Liquid + Buctril M or Badge, Mextrol, Logic M + Turbocharge
Trade Name Achieve Liquid + Buctril M or Badge, Mextrol, Logic M + Turbocharge
Active Ingredient
tralkoxydim
+ bromoxynil/MCPA
or bromoxynil/MCPA
+ mineral oil/surfactant
Formulation
400 g/L
(1:1) 560 g/L
(1:1) 450 g/L
 
Rate per hectare (active)
0.2 kg/ha
0.56 kg/ha
0.56 kg/ha
0.5% v/v
Rate per hectare (product)
0.5 L/ha
1 L/ha
1.25 L/ha
0.5 L/100 L
Rate per acre (product)
0.2 L/ac
0.4 L/ac
0.5 L/ac
0.5 L/100 L

Precautions

  • Do NOT spray on oats, winter barley or fall rye.
  • Apply when the wild oats are in the 1-6 leaf stage, broadleaf weeds in the 1-4 leaf stage and when the cereals are in the 2 to early flag leaf stage.
  • Refer also to precautions for BUCTRIL M. BADGE, MEXTROL and LOGIC M.
Achieve Liquid + Pardner or Koril + Turbocharge
Trade Name Achieve Liquid + Pardner or Koril + Turbocharge
Active Ingredient
tralkoxydim
+ bromoxynil
or bromoxynil
+ mineral oil/surfactant
Formulation
400 g/L
280 g/L
235 g/L
 
Rate per hectare (active)
0.2 kg/ha
0.28 to 0.336 kg/ha
0.28 to 0.336 kg/ha
0.5% v/v
Rate per hectare (product)
0.5 L/ha
1 to 1.12 L/ha
1.2 to 1.4 L/ha
0.5 L/100 L
Rate per acre (product)
0.2 L/ac
0.4 to 0.48 L/ac
0.48 to 0.56 L/ac
0.5 L/100 L

Precautions

  • Do NOT use on oats, winter barley or fall rye.
  • Apply when the wild oats are in the 1-6 leaf stage, broadleaf weeds in the 1-4 leaf stage and when the cereals are in the 2-leaf to early flag leaf stage.
  • Refer also to precautions for PARDNER, BROTEX AND KORIL

Buctril M or Badge, Mextrol, Logic M + MCPA Amine
Trade Name Buctril M or Badge, Logic M, Mextrol + MCPA Amine
Active Ingredient
bromoxynil/MCPA
or bromoxynil/MCPA
+ MCPA
Formulation
(1:1) 560 g/L
(1:1) 450 g/L
500 g/L
Rate per hectare (active)
0.56 kg/ha
0.56 kg/ha
0.28 kg/ha
Rate per hectare (product)
1 L/ha
1.25 L/ha
0.55 L/ha
Rate per acre (product)
0.4 L/ac
0.5 L/ac
0.22 L/ha

Precautions

  • Do NOT use on cereals underseeded with forage crops (including red clover).
  • Add MCPA for improved control of hempnettle (up to the 4 leaf stage) and volunteer canola (up to the 8 leaf stage)
  • Add MCPA to the spray tank first, followed by either BUCTRIL M, MEXTROL, BADGE or LOGIC M.
Embutox or Caliber 625 or Cobutox 625 + MCPA Amine
Trade Name Embutox or Caliber 625 or Cobutox 625 + MCPA Amine
Active Ingredient
2,4-DB
2,4-DB
2,4 DB
plus MCPA
Formulation
625 g/L
625 g/L
625 g/L
500 g/L
Rate per hectare (active)
0.8 k/ha
0.8 k/ha
0.8 k/ha
35 g/ha
Rate per hectare (product)
1.25 L/ha
1.25 L/ha
1.25 L/ha
70 mL/ha
Rate per acre (product)
0.5 L/ac
0.5 L/ac
0.5 L/ac
28 mL/ac

Precautions

  • Apply when the legumes are in the 1-4 leaf stage.
  • Use if cereals are undersseded only to alfalfa, bird's foot trefoil, alsike or ladino clover and grasses.
  • The addition of MCPA gives better control of common mustard than 2,4-DB alone.
  • Apply in 150-200 L/ha (60-80 L/ac) water.

Infinity + Achieve Liquid
Trade Name
Active Ingredient
pyrasulfotole/bromoxynil
plus tralkoxydim plus mineral oil/surfactant
Formulation
 
400 g/L
Rate per hectare (active)
213 g/ha
0.2 kg/ha + 0.5% v/v
Rate per hectare (product)
0.83 L/ha
0.5 L/ha
Rate per acre (product)
0.33 L/ac
0.2 L/ac

Precautions

  • Do NOT use on oats, winter barley, fall rye or cereals underseeded with legumes.
  • Apply postemergence and prior to flag leaf emergence.
  • The addition of ammonium sulphate at 1 L/ha (0.4 L/ac) is required for the control of cleavers at the 4-6 whorl growth stage.
  • Do NOT graze the treated crops or cut for forage or hay within 25 days of application.
  • Do NOT harvest wheat or barley for grain or straw within 45 days of application.
Lontrel 360 + 2,4-D or + MCPA Amine
Trade Name Lontrel 360 + 2,4-D* or MCPA Amine
Active Ingredient
clopyralid
+ 2,4-D*
or MCPA
Formulation
360 g/L
470 g/L
500 g/L
Rate per hectare (active)
0.1 to 0.25 kg/ha
0.35 to 0.85 kg/ha
0.35 to 0.85 kg/ha
Rate per hectare (product)
0.28 to 0.69 L/ha
0.75 to 1.81 L/ha
0.7 to 1.7 L/ha
Rate per acre (product)
0.11 to 0.28 L/ac
0.3 to 0.72 L/c
0.28 to 0.68 L/ac

Precautions
  • For use only on spring barley and wheat.
  • LONTREL is not registered for use on oats in Eastern Canada.
  • Do NOT use products containing 2,4-D on oats due to the probability of crop injury.
  • In combination with 2,4-D or MCPA, the lower rate of LONTREL 360 will provide control of Canada thistle for 6-8 weeks and the higher rate of LONTREL 360 will provide season long control of Canada thistle.
Pardner or Brotex or Koril + 2,4-D* or + MCPA Amine*
Trade Name Pardner or Brotex or Koril + 2,4-D* or MCPA Amine*
Active Ingredient
bromoxynil
or bromoxynil
or bromoxynil
+ 2,4-D
or + MCPA
Formulation
280 g/L
240 g/L
235 g/L
470 g/L
500 g/L
Rate per
hectare (active)
0.28 kg/ha
0.28 kg/ha
0.28 kg/ha
0.28 kg/ha
0.28 to 0.55 kg/ha
Rate per
hectare (product)
1 L/ha
1.2 L/ha
1.2 L/ha
0.6 L/ha
0.55 to 1.1 L/ha
Rate per acre
(product)
0.4 L/ac
0.48 L/ac
0.48 L/ac
0.24 L/ac
0.22 to 0.44 L/ac

Precautions

  • Do NOT use on winter barley, fall rye and cereals underseeded with forage crops.
  • Do NOT use the 2,4-D tank mix on oats.
  • Apply to cereals in the spring from the 4 leaf to early flag leaf stage.
  • Include 2,4-D or the lower rate of MCPA if mustards are present.
  • Use the higher rate of MCPA if hempnettle is present.

* Numerous products exist, refer to Table 4-1, Herbicides Used in Ontario, for a complete list of available products.

Puma120 Super + Buctril M
Trade Name
Active Ingredient
fenoxaprop-p-ethyl/ Safener
Formulation
120 g/L
560 g/L
Rate per hectare (active)
92.4 g/L
Rate per hectare (product)
0.77 L/ha
1 L/ha
Rate per acre (product)
0.31 L/ac
0.4 L/ac

Precautions

  • For Use ONLY on spring wheat.
  • Use for control of wild oats, grassy and broadleaf weeds
  • Apply at the 1- to 6-leaf stage of spring wheat.
  • PUMA120 SUPER contains a safener that enhances the cereal crops ability to metabolize fenoxaprop-p-ethyl. Other products containing fenoxaprop-p-ethyl and that do not contain this special safener (i.e. EXCEL SUPER) will cause unacceptable levels of crop injury.
Refine SG, 2,4-D or 2,4-D , or 2-4-D + non ionic surfactant
Trade Name Refine SG (50%) or 2,4-D* or 2,4-D* + non ionic
surfactant
Active Ingredient
thifensulfuron-methyl/tribenuron-methyl
thifensulfuron-methyl/tribenuron-methyl
plus 2,4-D*
plus 2,4-D*
plus non ionic
surfactant
Formulation
50%
470 g/L*
564 g/L*
660 g/L*
 
Rate per
hectare (active)
15 g/ha
15 g/ha
0.42 - 0.55 kg/ha
0.42 - 0.55 kg/ha
0.2% v/v
Rate per
hectare (product)
30 g/ha
0.84 - 1.1 L/ha
0.7 - 0.9 L/ha
0.6 - 0.8 L/ha
2 L/1,000 L
Rate per
acre (product)
12 g/ac
0.34 - 0.45 L/ac
0.28 - 0.36 L/ac
0.24 - 0.32 L/ac
2 L/1,000 L


Precautions

  • Do NOT use on winter barley, fall rye and cereals underseeded with forage crops.
  • Do NOT apply 2,4-D tank-mix on oats.
  • Apply tank mixes from the full 3 leaf stage to the flag leaf stage of the crop.
  • Apply tank mixes from the full 3 leaf stage to the 5 leaf stage of the crop.
  • IF USING REFINE EXTRA, it must be applied at a rate of 20g/ha or 8g/ac plus a non ionic surfactant at 2 L per 1,000 L spray solution.

* Numerous products exist, refer to Table 4-1, Herbicides Used in Ontario, for a complete list of available products.

Refine M1, Refine SG + MCPA* + non ionic surfactant
Trade Name Refine M1 (50%) + MCPA* + non ionic
surfactant
Active Ingredient
thifensulfuron-methyl/tribenuron-methyl
thifensulfuron-methyl/tribenuron-methyl
plus MCPA*
plus non ionic
surfactant
Formulation
50%
500 g/L*
 
Rate per
hectare (active)
15 g/ha
15 g/ha
0.35 - 0.55 kg/ha
0.2% v/v
Rate per
hectare (product)
30 g/ha
30 g/ha
0.7 - 1.1 L/ha
2L/1,000 L
Rate per
acre (product)
12 g/ac
12 g/ac
0.28 - 0.45 L/ac
2L/1,000 L


Precautions

  • Do NOT use on winter barley, fall lrye and cereals underseeded with forage crops.
  • Apply tank mixes from the full 3 leaf stage to the flag leaf stage of the crop.
  • Apply tank mixes from the full 3 leaf stage to the 5 leaf stage of the crop.
  • IF USING REFINE EXTRA, it must be applied at a rate of 20 g/ha or 8 g/ac plus a non ionic surfactant at 2 L per 1,000 L spray solution.

    •  

    1 Indicates produce sold as a co-pack.

    * Numerous products exist, refer to Table 4-1, Herbicides Used in Ontario, for a complete list of available products.

Related Links

 


For more information:
Toll Free: 1-877-424-1300
Local: (519) 826-4047
E-mail: ag.info.omafra@ontario.ca
Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 18 June 2010