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. 2018 Oct 26;9:1553. doi: 10.3389/fpls.2018.01553

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Copyright © 2018 Puentes, Högberg, Björklund and Nordlander.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Proportions of plants in each of the six Pine Weevil Damage classes (PWD class, Table 2) used to record levels of damage for all plants (emblings, pruned, and unpruned seedlings) in trial A. Extent of damage in each class is expressed as a range of minimum and maximum values of percentage of debarked stem area.