![](https://static.wixstatic.com/media/6c0aec_65304a1052f54db4acebba64ba99827a~mv2.jpg/v1/fill/w_60,h_80,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/6c0aec_65304a1052f54db4acebba64ba99827a~mv2.jpg)
![](https://static.wixstatic.com/media/6c0aec_b9f69867bd544426b3bfd4218d1a286b~mv2.jpg/v1/fill/w_60,h_80,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/6c0aec_b9f69867bd544426b3bfd4218d1a286b~mv2.jpg)
Psila Mask uses the scent on onion-infused pellets to confuse the Carrot Rust Fly. The Carrot Rust Flies smells an onion field and go elsewhere to lay eggs. These Psila Mask's are located in a carrot field in Southern Ontario.
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