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| Figure 15—Preparing lodgepole pine infested with mountain pine beetle for the sun-curing (solar) treatment. Logs are limbed and topped so that direct rays of sun fall on them, Crater Lake National Park (no date). | Figure 16—A patch of lodgepole pine after all the trees killed by the bark beetles are felled for sun-curing treatment, ca. 1929, Crater Lake National Park. |
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