Additional file 2 of Location of studies and evidence of effects of herbivory on Arctic vegetation: a systematic map

Additional file 2. Additional information on literature searches. Contains description of search sources including web addressed used, date and language of the search, and search string used in each source. Searches in different languages for the same source are indicated as separate rows. The number of documents retrieved from each source is reported.

附加文件2：文献检索补充信息。本文件包含各检索源的详细说明，涵盖所用网址、检索日期与检索语言，以及各检索源所使用的检索式。同一检索源下开展的不同语言检索任务将以独立行分别标注。同时将报告从各检索源获取的文献数量。