Plant Protection
 
Wheat Insect Management
Wheat aphids

Morphology:
Adults are 2 mm long, olive-green to black with a red rust patch at the rear end and may have wings. Antennae extend to half the body length. Nymphs are similar but smaller. Wheat and oat aphids are very similar to corn aphids.


 

wheat aphids

Damage:
Aphids feed directly on stems, leaves and heads, and in high densities cause yield losses and plants may appear generally unthrifty. This type of damage is rare throughout the grainbelt. Aphids can spread barley yellow dwarf virus in wheat and barley.

Chemical control: imidacloprid,acetamiprid.

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