As visitors gather at sugarhouses across the state this weekend, March 22-23, and next weekend, March 29-30, for Maple ...
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A 'gloomy scale' insect shown to infest maple trees in WilmingtonThese gray-brown insects attach themselves to bark and ... A 'gloomy scale' insect shown to infest maple trees in Wilmington ...
A Pennsylvania state forestry expert says native pests are causing troublesome impacts to several valuable tree species.
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