pheromone - BingNews
'A very small infestation but it's definitely there': Emerald ash borer presence growing in city
“It is a very difficult insect to find when it’s young. It’s very small and it’s only when the adults come out and enter the pheromone traps we put out that gives us a snapshot of where it is in the city,” city forestry supervisor Mike Dixon said ...
'A very small infestation but it's definitely there': Emerald ash borer presence growing in city
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