Herbicide Residue Drift Injury - Canola Council of Canada

Imazethapyr
and Imazamox
symptoms: 5% of
a 17 g/acre rate
This close-up shows chlorosis
of the third and fourth leaves.
These plants did not produce
any further growth.
Imazethapyr
and Imazamox
symptoms: 10% of
a 17 g/acre rate
Symptoms first appeared four
to five days after spraying
and included chlorosis of
new leaves, cessation of
leaf growth, crown growth
proliferation and a lack of
flower production.
This close-up shows crown
growth proliferation.
Recognizing Herbicide Residue and Drift Injury in Canola
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