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Safety - page 25 • First aid - page 33 • Resistance management - page 41
Herbicides
Expected Results
Weeds start to discolour and twist shortly after application. Plant growth will cease or become erratic followed by
browning and plant mortality.
Restrictions
Rainfall
:
Do not apply if rainfall is expected within 2 hours of application.
Re-cropping
:
Fields previously treated with Stellar can be seeded the following year to barley, canola, oats, peas,
or wheat or fields can be summerfallowed.
Grazing
:
Do not cut the treated crop for hay or graze treated crop within 7 days after application.
Pre-harvest Intervals
:
Do not harvest the treated crop within 60 days after application.
Leaching
:
This product has potential to leach. Do not apply excessive irrigation.
Buffer zone
:
Use a buffer zone of 30 metres between area applied and sensitive terrestrial and aquatic habitats.
Toxicity
For Stellar A, the oral LD
50
for rats is >2,000 mg/kg (males). Stellar B has moderate acute toxicity. LD
50
of
technical = 700-800 mg/kg.
Storage
Store in original containers in a secure, dry heated storage. If product is frozen, bring to room temperature and
agitate before use.
Tandem
Group 2, 4
Formulation
Product
Company
Active ingredient
Formulation
Container size
Tandem A (PCP#29985)
Dow AgroSciences
Pyroxsulam: 30 g/L
Oil dispersion
2
x 8 L
Tandem B (PCP#29965)
Fluroxypyr: 333 gae/L E.C.
2
X 4.84
One case treats between 40-53 acres
Crops and Staging
Crop
Staging
Spring, winter and durum wheat
Apply to actively growing wheat from the 3-leaf stage to the first
node stage.
Note: Occasionally slight yellowing or height reduction may be observed in the treated crop. These transient symptoms disappear within 14 days with no
reduction to yield. Do not apply to crops suffering from drought, nutrient deficiency or exposed to frost or other agronomic factors affecting plant growth
Weeds Controlled and Staging
Tandem A: 200 mL/acre rate + Tandem B: 125 ml/acre rate at the high rate structure.
barnyard grass (1 - 5 leaf stage)
common chickweed**
(
up to 10 cm)
cow cockle (up to 8 leaf)
cleavers (up to 6 whorls)
dandelion*
downy brome (1 - 6 leaf )
suppression
flixweed (up to 10 cm)
green foxtail* (1 - 5 leaf)
hemp-nettle** (1- 8 leaf)
lady’s-thumb (1 - 5 leaf)
Japanese brome (1 - 6 leaf)
kochia**
red root pigweed (1-8 leaf)
stork’s bill*
wild buckwheat* (1 - 4 leaf)
wild oats (up to 4 leaf, 2 tillers)
volunteer canola (excluding
CLEARFIELD)
volunteer flax (1 - 12 cm)
yellow foxtail (1 - 5 leaf)
*
Suppression
**
Includes biotypes resistant to Group 2 herbicides that inhibit the ALS enzyme
Tandem A: 150 mL/acre rate + Tandem B: 85 ml/acre rate in spring and durum wheat
wild oats (up to 4 leaf, 2 tillers)
cleavers (1-4 whorls)
Tandem A Rate: 150 mL per acre. Tandem B Rate: 84 mL/acre with conditions of low wild oat populations <75 wild oats/m
2
Stellar (cont’d)