红皮云杉培育技术规程 LYT 1901-2010.pdf

ICS65.020.40B64LY中华人民共和国林业行业标准LY/T1901-2010红皮云杉培育技术规程Technical regulation for cultivation of korean spruce(Picea koraiensis)2010-02-09发布2010-06-01实施国家林业局发布LY/T1901-20104.2造林成活率和保存率造林成活率应达到90%以上，幼林抚育结束时保存率应达到85%以上。4.3成林后林木质量郁闭成林后，林分内有90%以上林木干形通直，无病腐、无裂口、无折损。4.4成林后生长量指标红皮云杉建筑材和纸浆材成林后，各产区、各年应达到的最低生长量指标分别见表1和表2。表1红皮云杉建筑材不同产区、年龄最低生长量指标生长量/(m3hm2a)I产区产区产区N产区地位指数1718地位指数1516地位指数1415地位指数1314地位指数1112地位指数910年大径材中径材大径材中径材中径材中径材龄若蓄必平为积必么积必必积Y大平积均岁少均均均)生少身少生胸长胸长胸长长胸长胸长高公高量高对分高尽量高尔量m3/m3/m3/m3/m3/emcmemcmcmm/(hn?.a)(hm?.a)(hmf.a)1.01.081.31.31.01.091.81.31.81.31.41.11.31.01.0102.31.50.11472.21.50.14731.71.30.06891.61.20.07571.30.80.0300.9112.81.70.15382.71.70.19882.21.40.08882.01.40.10931.60.90.0411.1123.32.00.21633.21.90.25642.61.60.11892.41.50.13212.01.00.0551.41.30.065133.92.40.31803.82.30.38453.11.90.17282.91.70.17872.41.20.0811.71.50.091144.52.80.43854.42.70.53773.62.10.21763.42.00.25342.81.40.1142.01.70.121155.13.20.57695.03.10.71494.12.50.30923.92.30.34063.21.60.1512.31.90.155165.83.70.78085.73.60.97704.72.80.39804.52.60.44823.61.80.1922.62.20.209176.54.31.05736.34.11.33435.23.20.51745.03.00.59504.12.10.2662.92.50,271187.24.91.37387.0471.65655.83.90.66095.63.40.77274.62.40.3513.32.80.350208.66.32.24758.36.12.73897.04.61.07886.84.41.29685.53.20.6144.03.70.5512210.07.93.61829.67.73.69128.25.81.69388.05.62.07786.24.21.0034.74.30.8292411.59.74.629911.09.44.75019.47.12.49809.26.92.83417.65.31.6535.55.21.2172612.911.65.484212.411.35.525310.58.63.369310.37.43.29108.76.42.3936.36.21.7232814.313.76.958413.913.46.427511.710.14.047011.58.93.74799.87.62.9957.07.22.0833015.715.97.268415.315.67.325512.811.84.724712.610.54.387810.99.03.5977.88.32.4423216.918.07.549116.517.87.912013.913.54.946313.712.15.027812.010.44.1388.59.52.8013417.819.97.849817.619.78.187115.015.25.389614.813.75.627012.811.84.6169.210.73.1863518.320.87.970218.120.68.324615.415.95.832915.215.45.926513.112.54.8559.611.43.4683618.821.68.110615.816.75.926215.616.16.226113.413.25.0959.912.03.570