Further sample disks were prepared from the different
positions of the trunk according to the height as shown in
Fig. 1. Top and bottom parts of the tree were cut and designated
TO and BO, respectively. Two more disks were obtained
from the end part of the 2.5 m sample log and designated
upper middle (UM) and lower middle (LM), respectively. The
disks thus prepared were cut into three sections in the same
manner as mentioned above