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In order to detect the effects of climate change on Erman's birch (Betula ermanii Charm.), we examined radial growth—climate relationships of Erman's birch forests at their upper limit of distribution in Changbai Mountain, Northeast China. Thirty Erman's birch trees from six stands were sampled at an elevation of about 1950m a.s.l. Correlation and response function coefficients indicated that radial...
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