Tree-ring measurements of Picea glauca (White spruce) from sample CHURCPGL-31
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Species PCGL; No of rings 293; Begin 1696; End 1988
物种PCGL(Species PCGL);环数(No of rings)为293;起始年份(Begin)为1696;终止年份(End)为1988

Species PCGL; No of rings 293; Begin 1696; End 1988
物种PCGL(Species PCGL);环数(No of rings)为293;起始年份(Begin)为1696;终止年份(End)为1988