Spacing is an activity reduces the number of trees with the aim of maximizing the growth of other trees. Thinning in pine forest activity carried out on its growth stunted tree, gum produced little, and stricken with pests and diseases. Pine thinning is done every 5 years in the cycle of his life (25 years). Timber thinning as a result of intermediate results. Spacing of the last committed, leaving only 400 trees/ha.
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