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Aerial surveyA survey conducted from an elevated position.
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Aerial surveyIdentifying suspected MPB killed trees from a fixed-wing plane or helicopter. Beetle killed trees are identified by the discoloration of the needles within the first year of attack Age distribution
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Aerial survey
A method of collecting information by utilizing aerial photography. or from remote sensing technology using other bands of the electromagnetic spectrum, such as infrared, gamma-ray, or ultraviolet.
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