Beetle invasion looms

Beetle invasion looms

Forester says that once an outbreak becomes an epidemic, there’s not much that can be done
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Spruce beetles live and feed underneath the bark of the tree in the phloem layer, vascular tissue that transmits nutrients, said Kent Grant, district forester in Durango for the Colorado State Forest Service.
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Ep 704279895
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Kent Grant, district forester in Durango for the Colorado State Forest Service, said the spruce beetle infestation started a couple of years ago in the Weminuche Wilderness high country.
Ep 704279895
Ep 704279895
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Kent Grant, district forester in Durango for the Colorado State Forest Service, holds a slab of bark from an Engelmann spruce harboring the larvae of a spruce beetle recently on Wolf Creek Pass.
Ep 704279895
Ep 704279895
Beetle-killed Engelmann spruce contrast sharply with live vegetation in Porphyry Gulch in the Weminuche Wilderness. Beetles have ravaged 250,000 acres of spruce in the San Juan and Rio Grande national forests in Southwest Colorado.
Ep 704279895
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Sky Stephens, a Colorado State Forest Service entomologist, will speak in Durango and Pagosa Springs next week. The topic will be the challenges to forest health from beetles, other insects and disease.
Stephens will speak from 7 to 8:30 p.m....

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