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Lab
9: Leaf miners, twig leaf and trunk feeders, borers (I)
Picture Sheet 1 of 7 |
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Grey birch in disturbed habitat. Likely to get birch leaf miner. |  |
Serpentine leaf mine of Native Holly Leaf miner. |
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Holding up leaves to the light will help you diagnose leaf miner problems. Birch leaf miner larva in blotch type mine. Note punctures that indicate where eggs have been laid. |
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These blotch type leaf mines are past the time for effective treatement. |  |
Vegetable leaf miner mine. A common problem in perennials and in greenhouse crops. |
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