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Riikonen, J., Syrjälä, L. Tulva, I., Mänd, P., Oksanen, E., Poteri, M. & Vapaavuori. E. 2008. Stomatal characteristics and infection biology of Pyrenopeziza betulicola in Betula pendula trees grown under elevated CO2 and O3. Environmental Pollution 156: 536-543. [CrossRef]
Updated 10.02.2012
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