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Quality selection in young oak stands

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Figure

Fig. 1. Oak small-pole stage (22 years) before the first thin-ning
Table 2. Data on experimental plots at the time of experiment establishment before tending measures in spring 1952 (at the age of 22 years)
Table 5. Breast-height diameter at the beginning of the period and mean annual diameter increment of the mean tree of  a constant set of 50 trees on plot 0, Q and T
Fig. 4. Mean annual diameter incre-ment in relation to breast height
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