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not go on; even evergreens, such as pines and firs, lie dormant during the cold weather. In such cases the annual ring is clearly defined. Other trees—and the whole eucalypt family is included amongst them—are not entirely dormant through
Hauling Jarrah Log.
the winter, but continue to grow throughout the year, although their rate of growth in cool weather is certainly smaller than in warm weather. But this intermittent growth has the effect of either partially preventing the formation of rings or causing more than one indistinct ring to be formed in the same year.
