Attention IPM Scouts: a brief guide to hand lenses.

HandlensEver wonder if you’re using the best hand lens for the job to investigate pests in your greenhouse?  Curious about the pros/cons of different styles?  Then read the following post from our friends at Penn State:

http://sites.psu.edu/frost/2017/09/05/a-brief-guide-to-hand-lenses/

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