Herbicides
301
• 
Safety - page 25 • First aid - page 33 • Resistance management - page 41
Expected Results
Weeds start to twist shortly after spraying. After twisting and bending, plants stop growing, turn brown and die.
Restrictions
Rainfall
:
Do not apply if rain is expected in 1 hour.
Grazing
:
Do not permit any grazing or cut for hay within 7 days after application. Withdraw meat animals from
treated fields at least 3 days before slaughter.
Pre-harvest Interval
:
Do not harvest the treated crop within 60 days after application.
Re-cropping
:
Fields previously treated with Trophy herbicide tank mix can be seeded the following year to wheat,
barley, oats, rye forage grasses, flax, lentils, peas, canola and mustard, or summerfallow. Do not seed crops other than
those listed above for at least one year following treatment.
Environmental Precautions
Trophy is moderately to highly toxic to aquatic organisms.
Avoid contamination of aquatic systems during application. Do not contaminate these systems through direct
application, disposal of waste or cleaning of equipment.
Drift
:
Avoid contamination of sensitive aquatic and terrestrial areas with a 15 metre buffer zone from the treated
area.
Toxicity
MCPA has moderate acute mammalian toxicity. Acute oral LD
50
(
rats) = technical 700 - 880 mg/kg. Fluroxypyr has
very low mammalian toxicity. Acute oral LD
50
= > 2,000 mg/kg.
Storage
Store in a dry, heated area. If product is frozen, bring to room temperature and agitate before use.
Tropotox Plus/Clovitox Plus/
Topside
Group 4
Formulation
Product
Company
Active ingredient
Formulation
Container size
Clovitox Plus (PCP# 264886)
IPCO
MCPB (Na-salt): 375
g/L + MCPA (K-salt:
25
g/L
Solution
10
L jug
Tropotox Plus (PCP# 8211)
Nufarm Agriculture
Topside (PCP# 22003)
Loveland Products
Canada
Crop and Staging
Crop
Stage
Cereals: barley, oats, rye, wheat
Apply from 2 leaf stage to flag leaf stage.
Field Pea
Apply when peas have 3 to 6 expanded leaves.
Field corn
After the crop is 45 cm high, but before the beginning of
tasselling. Drop nozzles should be used.
Pasture
After grazing or cutting, when weeds are at a susceptible
stage.
Seedling alfalfa
Apply at 3 - 6 trifoliate stage.
Seedling clover: wild white, dutch white, Ladino, alsike and red
clovers
Apply after primary or spade leaf stage to fourth-true-leaf
stage. Companion crop: wheat, oats, barley.
Trophy (cont’d)