Attempts To Stop Mountain Pine Beetle Could Have Welcomed New Pests

<p>(Photo courtesy USDA Forest Service)</p>
<p>Results of a heavy pine scale infestation on pine needles.  </p>
Photo: Pine Scale Outbreak
Foresters have found their best efforts to prevent the spread of mountain pine beetles may end up hurting Colorado forests. The state forest service reports that spraying against pine beetles may have created prime conditions for another pest: pine needle scale.