Question

types of damages caused by aphids in canola crops​

Answer 1

Answer:

However, large populations can turn leaves yellow and stunt shoots; aphids can also produce large quantities of a sticky exudate known as honeydew, which often turns black with the growth of a sooty mold fungus. Some aphid species inject a toxin into plants, which causes leaves to curl and further distorts growth.

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Answer 2

Answer:hail damage

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