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南方人工林小班蓄积量调查方法比较研究
Comparison of several subcompartmental growing stock investigationson the southern plantations</p> <span class="by"></span>
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<p class='class'><strong>文献类型：</strong>期刊文章</p><p class='author'><strong>作 者：</strong><b class='type_ico_id'></b>宋曰钦[1] <b class='type_ico_id'></b>高长宝[1] </p><p class='en'> </p><p class='organ'><strong>机构地区：</strong><b class='type_ico_id'></b>[1]黄山学院森林资源与环境系,安徽黄山245041 </p><p class='from'><strong>出 处：</strong><a target='_blank'><b class='type_ico_id'></b></a>《江苏林业科技》</p><p class='fund'><strong>基 金：</strong>.NULL.</p><p class='class'><strong>年 份：</strong>2002</p><p class='class'><strong>卷 号：</strong>29</p><p class='class'><strong>期 号：</strong>4</p><p class='class'><strong>起止页码：</strong>14-15</p><p class='class'><strong>语 种：</strong>中文</p><p class='class'><strong>收录情况：</strong>CAB、普通刊</p><p class='abstrack'><strong>摘 要：</strong>森林小班蓄积量调查是森林资源管理的基础,小班蓄积量调查在长期森林经营中已经形成角规法、中心样圆法、样圆群法、六株木法、垂直样带法及典型样地法等。这6种不同的调查方法通过实验比较认为:在山地地形条件下的杉木人工林中,6种方法间无显著差异,精度以垂直于等高线的样带法为最高,若综合考虑精度和工效,以角规法为好。</p><p class='subject'><strong>关 键 词：</strong>南方 <b class='type_ico_id'></b>人工林 小班蓄积量 偏差对比 工作量 </p><p class='class'><strong>分 类 号：</strong>S757.2] S718.551.2[林学类] </p>
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