黑龙江省小乘黑杨树一元材积表.doc

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1、范围本标准规定了小黑杨人工林立木材积的术语和定义、材积计算公式和一元立木材积表。本标准适用于黑龙江省市县林区的小黑杨人工林立木材积确定。2术语和定义下列术语和定义适用于本标准。2.1胸径离地1.3m胸高位置的树干直径。2.2树高立木根径到树梢的树干长度。2.3立木材积指立木树干部分的材积。3材积计算公式3.1一元立木材积式a）齐齐哈尔、大庆地区一元立木材积式：……………………………………（1）b）齐齐哈尔、大庆地区以外其它地区一元立木材积：…………………………………………（2）式中:V——立木材积（m3）；D——胸径（

2、cm）。3.2二元立木材积式a）齐齐哈尔、大庆地区二元立木材积式：……………………………………（3）　b）齐齐哈尔、大庆地区以外其它地区二元立木材积式：………………………………………（4）式中:V——立木材积（m3）；D——胸径（cm）；H——树高（m）。4一元立木材积表4.1齐齐哈尔、大庆地区一元立木材积表齐齐哈尔、大庆地区一元立木材积表见表1。表1齐齐哈尔、大庆地区一元立木材积表胸径（cm）材积（m3）00.10.20.30.40.50.60.70.80.950.01070.01120.01170.01220.01

3、270.01320.01370.01420.01480.015360.01590.01640.01700.01760.01820.01880.01950.02010.02070.021470.02210.02270.02340.02410.02490.02560.02630.02710.02780.028680.02940.03020.03100.03180.03260.03340.03430.03510.03600.036990.03780.03870.03960.04050.04150.04240.04340.04

4、430.04530.0463100.04730.04830.04940.05040.05150.05250.05360.05470.05580.0569110.05800.05920.06030.06150.06260.06380.06500.06620.06740.0687120.06990.07110.07240.07370.07500.07630.07760.07890.08020.0816130.08290.08430.08570.08710.08850.08990.09130.09280.09420.0957

5、140.09720.09870.10020.10170.10320.10480.10630.10790.10940.1110150.11260.11420.11590.11750.11920.12080.12250.12420.12590.1276160.12930.13100.13280.13450.13630.13810.13990.14170.14350.1454170.14720.14910.15090.15280.15470.15660.15850.16050.16240.1644180.16640.1683

6、0.17030.17230.17440.17640.17840.18050.18260.1846190.18670.18890.19100.19310.19530.19740.19960.20180.20400.2062200.20840.21060.21290.21510.21740.21970.22200.22430.22660.2290210.23130.23370.23610.23840.24080.24330.24570.24810.25060.2530220.25550.25800.26050.26300.

7、26560.26810.27060.27320.27580.2784230.28100.28360.28620.28890.29160.29420.29690.29960.30230.3050240.30780.31050.31330.31610.31880.32170.32450.32730.33010.3330250.33590.33870.34160.34450.34750.35040.35330.35630.35930.3622260.36520.36830.37130.37430.37740.38040.38

8、350.38660.38970.3928270.39590.39910.40220.40540.40860.41180.41500.41820.42150.4247280.42800.43120.43450.43780.44120.44450.44780.45120.45450.4579290.46130.46470.46820.