DB21∕T 2276-2014 速生杨二元立木材积表

DB21辽宁省地方标准DB21/T22762014速生杨二元立木材积表20140402发布20140602实施辽宁省质量技术监督局发布ICS6502001B60DB21/T22762014I前言本标准按照GB/T112009的规则起草。本标准由辽宁省林业厅提出并归口。本标准起草单位辽宁省林业调查规划院。本标准主要起草人骆崇云、钟志岩、张士利、张秀凤、林枫、王树海、詹劲昱、陆小辉、迟新德、任广仁、刘柏林、栾晴云、栗生枝、王冰、郑扬、邢锡桐、李继爱、魏旭、张诗琪、李宁、秦学军、张士亮、徐宝株、张家德、魏斌、王铠、王鹏、李雪峰、陈敏、杨青川、褚永磊、姜韬、刘瀛、王云龙、朱玉亮、吴军、苏振海、荣誉、李春生、李鹏、王付刚、丁胜健、杨超、包磊、殷娇、杨子健、张鸿宇、张宝森、王亚林、张秀峰、杨占、刘宏、韩学喆、卢元、张强、姜佳晔、才大伟、佟帅、徐志辉、刘乃刚、白银露、王正利、李璐、刘艳丽、孙长军、肖继浩、李大威、张志勇、蒋玉超、邢亮、刘立国、焦大志、沈威、周定辉、张莹、赵渺、梁丹、孙海光、邹青池DB21/T227620141速生杨二元立木材积表1范围本标准规定了速生杨二元立木材积数学模型和速生杨二元立木材积表。本标准适用于全省范围内DB/T217062013中规定的速生杨树林胸径介于5CM52CM、树高介于5M30M的样木蓄积量计算。2规范性引用文件下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件，仅所注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。DB/T7062013森林经营技术规程3术语和定义下列术语和定义适用于本标准。31胸径指树木主干离地表面13M处的围尺直径。32树高指树木从地面上根茎到树梢之间的距离或高度。33单株材积指单株树木的木材体积。4数学模型采用数学模型为山本式210CCHDCV式中参数C0000006841，C1198619797，C2077827151DB21/T227620142D胸径实测值，单位为厘米（CM）；H树高实测值，单位为米（M）；V材积估计值，单位为立方米（M3）。5二元立木材积表（见表1）样木胸径或树高超出表1范围的情况，按公式（1）计算材积。DB21/T227620143速生杨二元立木材积表表1树高（H）材积（V）567891011121314151617185000590006700076000840009200100600084000970010900121001330014400155700132001480016500180001960021100226800193002150023500255002750029400313900271002970032300347003720039600419100033400366003980042800458004880051711004430048100518005540058900624006591200526005710061500658007010074200783130067000721007720082100870009180096614007760083600894009520100801064011190117315009580102601091011560122001283013450140616010890116601241013140138701458015290159817013150140001483015640164501724018031801473015680166101752018430193202020190164001746018490195102052021510224920019330204702160022720238102490210212902256023800250302624027432202336024740261102745028780300923025510270302852029990314303286胸径D240294103103032630342103576DB21/T227620144续表1树高（H）材积（V）1415161718192021222324252627160131401387014580152901598016671701483015640164501724018030188001957180166101752018430193202020021060219219018490195102052021510224902345024410253520020470216002272023810249002597027030280721022560238002503026240274302861029780309303207220247402611027450287803009031380326603392035170364123027030285202999031430328603428035670370503842039772402941031030326303421035760373003882040320418104328044742503189033650353903710038780404504210043730453404694048522603448036380382504010041930437304551047270490105074052450541427037160392104123043220451904713049050509505283054690565305835280421504432046460485705066052720547705678058780607606272290451904752049810520805432056530587206088063030651506725069343004834050830532805571058100604706281065120674206969071940741731054250568705946062010645406704069510719507438076780791608152320577806057063330660506874071400740307664079220817808431086823306142064390673207021073070759007870081470842108693089620923034065170683207143074500775308054083500864408936092240951009793350723707566078920821308531088450915709465097711007310374胸径D360765408002083460868609022093540968410010103331065310971DB21/T227620145续表1树高（H）材积（V）1718192021222324252627282930330643906732070210730707590078700814708421086930896209230094943406832071430745007753080540835008644089360922409510097931007435072370756607892082130853108845091570946509771100731037410672360765408002083460868609022093540968410010103331065310971112863708082084490881209171095260987810225105701091111249115841191712247380852108909092920967010044104151078111145115041186112214125651291339093810978410182105761096611352117351211312489128611323013597400986410288107071112211532119381234012738131331352413913142981468041103601080611246116811211112538129601337813793142041461215017154184210868113351179712253127051315213595140341446914901153281575316174431138811878123611284013313137821424614706151621561416062165061694844119201243312939134401393514426149111539315870163431681217278177404512464130001352914053145711508415592160951659417089175801806618549461358014133146801522115757162881681417335178521836418872193774714173147501532115886164451699917547180911863119165196962022348147781538015975165641714717725182971886419426199842053721086491602316643172571786