Identifying green worms in canola
By Top Crop Manager
Identifying "green worms," i.e. larvae, in canola fields takes some practice.
The Canola Council of Canada states that before spraying, make sure the worms you're targeting are actually the species you're trying to control. Also, scout throughout each field: insects may be concentrated only in certain areas in the field, while the rest of the field is not seriously affected. A blanket spray of the whole field may not be warranted. | READ MORE.