Establishment of Economic Volume Table(Rate)of Chinese Fir Pole-timber
- Received Date: 1994-05-09
- Available Online: 2012-12-04
Abstract: In the middle belt area of Chinese fir,data of 194 sample plots(among which,39 clear-cutting plots)and 4821 felled trees(breast diameter 6~40cm)were collected and studied.According to the International Regulation GB8415-84 and GB8416-84,on-the-spot bucking was conducted and appropriate mathematical model was selected to establish the table(rate)of economic volume of individual tree of dimension and non-dimension lumber of Chinese fir pole-timber.Based on this,economic volume rate table of Chinese fir pole-timber of different site index stands was also established and the precision of these tables are in accordance with the requirements of the production.