吉林老白山鱼鳞云杉树轮蓝光强度和轮宽指数与气候响应关系随海拔变化的对比
苑丹阳1,2,朱良军1,2,张远东3,李宗善4,赵慧颖5,王晓春1,2,*(
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Comparison of elevational changes in relationships of blue intensity and ring width index in Picea jezoensis with climatic responses in Laobai Mountain of Jilin, China
YUAN Dan-Yang1,2,ZHU Liang-Jun1,2,ZHANG Yuan-Dong3,LI Zong-Shan4,ZHAO Hui-Ying5,WANG Xiao-Chun1,2,*()
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图6. 老白山低(L)、中(M)、高(H)海拔云杉年轮蓝光强度(BI)与年轮宽度指数(RWI)年表及两者与季节气候因子的相关系数。A, 降水量。B, 相对湿度。C, 季平均气温。D, 季平均最低气温。E, 季平均最高气温。F, 标准降水蒸腾指数。*代表在0.05的水平上显著相关。SPR, 春季; SUM, 夏季; AUT, 秋季; GS, 生长季; AN, 全年。
Fig. 6. Standard chronologies of blue intensity (BI) and ring width index (RWI) in Picea jezoensis and their correlation coefficients with seasonal climatic factors at low (L), middle (M) and high (H) elevations in Laobai Mountain. A, Precipitation. B, Relative humidity. C, Mean seasonal temperature. D, Minimum mean seasonal temperature. E, Maximum mean seasonal temperature. F, Standardized precipitation evapotranspiration index. *, the correlation is significant at the 0.05 level. SPR, spring; SUM, summer; AUT, autumn; GS, growing season; AN, annual.
