Differences in herbivory between managed and unmanaged stands.

<p>Difference in mean damage, measured as percentage of leaves damaged, between managed and unmanaged forests, separated by stratum and damage type (left) and single species (top right). Symbols above zero-line indicate higher damage in unmanaged and symbols below higher damage in managed forests. Results are based on model 1. See <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0104876#pone-0104876-t002" target="_blank">Table 2</a> for statistical details.