Appendix A: Numbered list of 62 articles used in a previous review (Poveda et al. 2008), including 45 articles used in the present meta-analysis.
Ecological Archives A021-001-A1.
Appendix B: Salquero-Rivera method for calculating a grand standard deviation for a series of measurements each of which has an associated standard error or standard deviation.
Ecological Archives A021-001-A2.
Appendix C: Normal plot of Hedge's d values.
Ecological Archives A021-001-A3.
Appendix D: An article-by-article comparison of individual outcome counts from statistical tests (Poveda et al. 2008) with mean or individual Hedge's d effect sizes calculated in the present study using only the 45 articles reviewed in common.
Ecological Archives A021-001-A4.