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Table 4 Search string used for supplemental searches in Web of Science Core Collections and Scopus up to 2014

From: What is the effect of prescribed burning in temperate and boreal forest on biodiversity, beyond tree regeneration, pyrophilous and saproxylic species? A systematic review protocol

 Search string
Population terms(forest* OR woodland* OR “wood* pasture*” OR “wood* meadow*”)
Intervention terms((prescribed OR control* OR experiment*) AND (burn* OR fire))
Outcome terms(*diversity OR (species AND (richness OR focal OR target OR keystone OR umbrella OR red-list* OR threatened OR endangered OR rare)) OR “species density” OR “number of species” OR indicator* OR abundance OR “forest structure” OR habitat*)
Forest type terms(boreal OR boreonemoral OR hemiboreal OR nemoral OR temperate OR conifer* OR deciduous OR broadlea* OR “mixed forest” OR spruce OR “Scots pine” OR birch OR aspen OR beech OR “Quercus robur” OR Swed*)
  1. An asterisk (*) is a ‘wildcard’ that represents any group of characters, including no character