пятница, 10 июня 2011 г.

forest stand characteristics

 On the maps can be displayed coniferous, deciduous and mixed forests. They are displayed by their common signs and, in addition, the prevailing rock inscriptions. Beside the sign rocks inscribes forest stand characteristics, which indicates the average tree height (in meters), the average thickness of the trunk at the level of human breast (in hundredths of a meter) and the average distance between trees (in meters).

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