ICS65.020.01B60

DB2104撫 順 市 地 方 標 準DB2104/T0026-2023根徑-胸徑對照表硬闊20232023040320230503實施撫順市市場監督管理局發布DB2104/T0026-2023DB2104/T0026-2023目 次前言 II范圍 1規范性引用文件 1術語和定義 1確定模型 2根徑-胸徑對照表建立和使用 2附錄A（規范性附錄）根徑-胸徑對照表硬闊 3II前 言本文件按照GB/T1.1—2020《標準化工作導則第1部分：標準化文件的結構和起草規則》的規定起草。本文件由新賓滿族自治縣自然資源事務服務中心提出。本文件由撫順市自然資源局歸口。本文件起草單位：新賓滿族自治縣自然資源事務服務中心。本文件主要起草人：楊振宇、王正利、侯培軍、金山、翟金鳳、楊振強、王立明、胡喜華、王海旭、胡文宇、孫恒坤、趙光杰、李霞、楊曉紅、邱健、李虹、宋殿臣、于國斌、岳杰、封福才、于躍文、許成林、王愛國、蓋闊、王守國、張軍、李云霄、余連城、榮光、韓玉才、王雷、黃舜威、高鼎淇、邢錫銅、鄭揚、駱崇云、尚群松、郭興隆、聶大光、曹官、趙春雷、劉旭。IIII根徑-胸徑對照表硬闊范圍本文件規定了撫順市《根徑-胸徑對照表硬闊》的規范性引用文件、術語和定義、確定模型、根徑-胸徑對照表建立和使用。本文件適用于硬闊的單株根徑-胸徑對照測算。規范性引用文件LY/T2416林業數表編制數據采集技術規程術語和定義下列術語和定義適用于本文件。3.13.1硬闊黑樺、色樹、榆樹、花曲柳、水曲柳、胡桃楸、懷槐、黃波羅等。3.2胸徑樹干直徑分為帶皮直徑和去皮直徑兩種，測量單位是厘米（cm）。樹干直徑隨其在樹干上的位1.3m3.3根徑指林木距地面（坡面時上坡口）5cm處伐根圍尺直徑。3.4建模單元具有地域的連接性和行政區的完整性以及自然條件的一致性的區域組合。1DB2104/T0026-2023確定模型根徑-胸徑模型D=1.847422+0.123769D

ln(D

)-0.003798D

…(1)1.3

0.05

0.05

0.05式中：D0.05—根徑；D1.3—胸徑。根徑-胸徑對照表建立和使用根徑-胸徑對照表建立以非線性模型為基礎，根據編表樣本根徑變化范圍，按胸徑表格式建立根徑-胸徑對照表硬闊。詳見附錄A。使用范圍6cm-82cm本文件的最終解釋權歸編制單位。本文件的最終解釋權歸編制單位。2DB2104/T0026-2023附錄A（規范性附錄）根徑-胸徑對照表硬闊表1根徑0.00.10.20.30.40.50.60.70.80.964.44.44.54.64.64.74.84.84.95.075.05.15.25.25.35.45.45.55.65.785.75.85.95.966.16.16.26.36.496.46.56.66.76.76.86.96.97.07.1107.27.27.37.47.57.57.67.77.87.8117.98.08.18.18.28.38.48.58.58.6128.78.88.88.99.09.19.19.29.39.4139.59.59.69.79.89.99.910.010.110.21410.210.310.410.510.610.610.710.810.911.01511.011.111.211.311.411.511.511.611.711.81611.911.912.012.112.212.312.312.412.512.61712.712.812.812.913.013.113.213.213.313.41813.513.613.713.713.813.914.014.114.214.21914.314.414.514.614.714.714.814.915.015.12015.215.215.315.415.515.615.715.715.815.92116.016.116.216.316.316.416.516.616.716.82216.816.917.017.117.217.317.417.417.517.62317.717.817.917.918.018.118.218.318.418.52418.518.618.718.818.919.019.119.119.219.32519.419.519.619.619.719.819.920.020.120.22620.220.320.420.520.620.720.820.820.921.02721.121.221.321.421.421.521.621.721.821.92822.022.122.122.222.322.422.522.622.722.72922.822.923.023.123.223.323.323.423.523.63023.723.823.923.924.024.124.224.324.424.53124.524.624.724.824.925.025.125.225.225.33225.425.525.625.725.825.825.926.026.126.23326.326.426.426.526.626.726.826.927.027.03427.127.227.327.427.527.627.727.727.827.93528.028.128.228.328.328.428.528.628.728.83628.928.929.029.129.229.329.429.529.529.633DB2104/T0026-2023根徑-胸徑對照表硬闊表1（續）根徑0.00.10.20.30.40.50.60.70.80.93729.729.829.930.030.130.230.230.330.430.53830.630.730.830.830.931.031.131.231.331.43931.431.531.631.731.831.932.032.032.132.24032.332.432.532.632.632.732.832.933.033.14133.233.233.333.433.533.633.733.833.833.94234.034.134.234.334.334.434.534.634.734.84334.934.935.035.135.235.335.435.535.535.64435.735.835.936.036.136.136.236.336.436.54536.636.636.736.836.937.037.137.237.237.34637.437.537.637.737.737.837.938.038.138.24738.338.338.438.538.638.738.838.838.939.04839.139.239.339.339.439.539.639.739.839.84939.940.040.140.240.340.440.440.540.640.75040.840.940.941.041.141.241.341.441.441.55141.641.741.841.941.942.042.142.242.342.45242.442.542.642.742.842.942.943.043.143.25343.343.343.443.543.643.743.843.843.944.05444.144.244.344.344.444.544.644.744.844.85544.945.045.145.245.245.345.445.545.645.75645.745.845.946.046.146.146.246.346.446.55746.646.646.746.846.947.047.047.147.247.35847.447.447.547.647.747.847.947.948.048.15948.248.348.348.448.548.648.748.748.848.96049.049.149.149.249.349.449.549.549.649.76149.849.949.950.050.150.250.350.350.450.56250.650.750.750.850.951.051.151.151.251.36351.451.551.551.651.751.851.951.952.052.16452.252.352.352.452.552.652.752.752.852.96553.053.053.153.253.353.453.453.553.653.76653.853.853.954.054.154.154.254.354.454.56754.554.654.754.854.854.955.055.155.255.26855.355.455.555.555.655.755.855.955.956.06956.156.256.256.356.456.556.556.656.756.87056.956.957.057.157.257.257.357.457.557.57157.657.757.857.857.958.058.158.258.258.344DB2104/T0026-2023根徑-胸徑對照表硬闊表1（續）根徑0.00.10.20.30.40.50.60.70.80.97258.458.558.558.658.758.858.858.959.059.17359.159.259.359.459.459.559.659.759.759.87459.960.060.060.160.260.360.360.460.560.67560.660.760.860.960.961.061.161.261.261.37661.461.561.561.661.761.861.861.962.062.17762.162.262.362.362.462.562.662.6