Climatic Cycles and Tree-growth: A study of cyclesCarnegie Institution of Washington, 1936 - Bioclimatology |
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11-year cycle 42 Western Groups alignment amplitude analyzing lines analyzing plate Arizona trees average Bartels California CARNEGIE INST cent Central Pueblo climatic cycles coast redwoods Colorado Plateau correlation coefficient crests cross-dating cross-identification cutting line cycle analysis cycle length cycleplot cyclogram analysis cyclograph departures discontinuous periods dots Douglas fir effect evident Flagstaff forest frequency periodogram giant sequoias give harmonic analysis Hellmann cycle horizontal integration intervals long chronologies magnetic character figure maxima maximum measures method minima mirror multiple plot observed pattern phase pine prediction Pueblo area quasi-persistence radiation rainfall ratio ring records rotation rows running mean S. B. Nicholson scale sensitive sequoia record sequoias short cycles similar solar solar records spots SS Cygni standard successive summation curves sunspot cycle sunspot numbers terrestrial tion tree growth tree records tree-ring two-year values variations varves vertical WASHINGTON PUB weak cycles