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Herbicides
Embutox/Caliber/Cobutox
Group 4
Formulation
Product
Company
Active ingredient
Formulations
Container size
Caliber 625 (PCP# 27910)
Loveland Products
2,4-
D B: 625 g/L
Emulsifiable concentrate
10
L jug
Cobutox 625 (PCP# 27911)
Interprovincial Cooperatives
Embutox 625 (PCP# 27912)
Nufarm Agriculture
Crop, Rate and Stage
Crop
Stage
Rate per acre
Cereals
Wheat (including durum), barley,
oats
After the crop has five fully expanded leaves but before the early flag leaf
(
shot-blade or boot) stage.
0.71 - 0.91
L
Corn, field
After the crop is 40 cm high but before the beginning of tasseling. Use drop
nozzles.
0.71 - 1.1
L
Forages
Seedling alfalfa, bird’s-foot trefoil
From the first to the fourth trifoliate leaf stage
0.71 - 0.91
L
Seedling clovers (alsike
***
,
red
***
,
Dutch) but not sweet clover
As soon as possible after the first trifoliate leaf stage.
0.71 - 0.91
L
Pasture containing forage legumes
After cutting or grazing preferably when regrowth is not above 7.5 cm high. 0.71 - 1.1 L
Seedling grasses
**
for forage
2-4-
leaf stage of seedling grasses.
0.71 - 0.91
L
Weeds Controlled
Weeds controlled at 0.71 L/acre (1 - 2 leaf stage)
ball mustard
lamb’s-quarters
ragweed,
redroot pigweed
shepherd’s purse
stinkweed
wild mustard (up to 4 leaf stage)
wormseed mustard
Weeds controlled at 0.91 L/acre (1 - 2 leaf stage)
bull thistle (rosette to early bud
stage)
Canada thistle (15cm to early bud)
1
chicory (rosette stage)
curled dock (early growth
stage)
dandelions (prior to bud stage)
1
field bindweed (late summer)
1
green smartweed (at 1.1 L
rate)
horsetail (10 - 15 cm high)
1
lady’s-thumb (at 1.1 L rate)
narrow-leaved hawk’s beard
(
fall rosette stage, after
alfalfa has gone dormant)
oak-leaved goosefoot
perennial sow-thistle
(
rosette stage)
1
wild buckwheat
wild radish
yellow rocket (late September
to mid October)
*
Oats may be damaged if treated before the recommended growth stage.
**
Smooth bromegrass, creeping red fescue, meadow fescue, tall fescue,
orchard grass, timothy, crested wheatgrass, intermediate wheatgrass, streambank wheatgrass, tall wheatgrass.
***
Red and Alsike clover may be
damaged by 2, 4-D B application.
1
Suppression
Registered Tank Mixes
Tank-mix partner
2,4-
D B + tank mix partner rate
Additional weeds controlled
In seedling alfalfa and bird’s-foot trefoil
MCPA amine
2,4-
D B: 0.51 L/acre
Plus
MCPA amine 500:
28
mL/acre or 23.6 mL/acre of MCPA amine 600
Improve control of wild mustard and narrow-leaved
hawk’s beard in alfalfa and bird’sfoot trefoil.
Application Information
How to Apply
:
Ground equipment. Do not apply by air. Water volume: 60 - 80 L/acre.