Forest harvesting, regeneration, and stand management activities can either limit or enhance the spread and intensification of dwarf mistletoes. As obligate parasites, dwarf mistletoes can be effectively controlled by removing live host trees. Spread and intensification are enhanced when dwarf mistletoe infection sources remain in and around openings or within thinned or partial cut harvested stands.
The major dwarf mistletoes covered in this guide book are:
In British Columbia, dwarf mistletoes significantly affect forests and forest resource management objectives in the following areas and forest types:
Evaluation and suitable prescriptions for dwarf mistletoes are required in these situations.
The Forest Practices Code of British Columbia Act and regulations require detection and evaluation of dwarf mistletoes as part of forest management planning, prescriptions, and operations.
This guide deals with treatment and management of forest ecosystems to prevent or reduce detrimental effects of dwarf mistletoes.