Question elements | Eligibility criteria |
---|---|
Population | Included: Boreal forests in Fennoscandia and European Russia |
Exposure | Included: Even-aged and uneven-aged management |
Comparators | Included: Forest areas with no intervention, including, protected forest areas, mature production forest, national parks |
Outcomes | Included: Species richness and abundance |
Study design | Included: Before-after (BA), control-intervention studies (CI), and studies combining both (BACI). Also, randomized controlled trials (RCT). |