Canola Watch quiz: Emergence scouting

While doing your emergence scouting, here are a few things to look for….

1. What caused the lesion on this canola leaf?

Blackleg

Fusarium

Pythium

Rhizoctonia

2. How much of this leaf area has been lost to flea beetles?

10

25

35

50

3. How much of this leaf area has been lost to flea beetles?

10

25

35

50

4. What caused the damage to this one cotyledon?

Cutworms

Frost

Herbicide residue

Seedling disease

5. And finally, another weed ID. What is it?

Hemp nettle

Redroot pigweed

Round-leaved mallow

Stinkweed

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