Erratum to: J For Res (2013) 18:440–444 DOI 10.1007/s10310-012-0374-x

In the original publication of the article, the authors missed an important funding source in the acknowledgment. The ‘Acknowledgment’ section should be corrected as below;

This contribution is the result of the project implementation: Extension of the centre of Excellence “Adaptive Forest Ecosystems”, ITMS: 26220120049, supported by the Research & Development Operational Program funded by the ERDF (10 %), APVV-0580-10, awarded by the Research and Development Agency (40 %), as well as VEGA 1/0252/11 (30 %) and VEGA 1/1314/12 (20 %), supported by the Scientific Grants Agency of the Ministry of Education and the Slovak Academy of Sciences.