Broad insect pest resources including Apps are outlined in the Agronomists Toolkit. Select below for pest-specific information.

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Plague thrip

Constraint - Plague thrip

Description

  • Adult plague thrips are slender, about 1 mm long and brown with two pairs of narrow, fringed wings

  • The nymphs are smaller, yellow/orange-yellow and wingless

Symptoms

  • Adults and nymphs feed on the stems, flower petals, and pollen

Damage

  • They do not affect pollination, pod set or pod fill, but some pods may be distorted

  • Yield penalty does not result from plague thrip infestation

Control

Control of plague thrip in canola is not warranted.

 

Links and Resources

GRDC - Best Practice Management Guide. Plague thrip

Page 58 of 92. Feeding habits, damage to canola, and appearance. Published 2009.