Using revised forest Gap model ZELIG simulated ChangBai Larch forest which grows on themarshy soil for 1000 years.
本文用经过验证的ＺＥＬＩＧ模型对长白山区生长的沼泽土上的落叶松林进行模拟，模拟结果表明：该类落叶松林是一种稳定的土壤顶级群落，该群落的稳定性表现在群落组成树种及各树种组成比例的相对稳定性。
species of macrofungi at collected from larch forest Huoditang of Ningshan county were identified.
本文介绍了宁陕火地塘落叶松林中的大型真菌资源７５种。
Study on the Spatial Distribution Pattern of Larix gmelinii Forest;
兴安落叶松林分空间分布格局的研究
Distribution Pattern of Manganese in Permafrost of Larix Gmelinii Forest;
兴安落叶松林下冻土中锰元素的分布规律研究
Carbon equilibrium in Larix gmelinii forest and impact of global change on it.;
兴安落叶松林碳平衡和全球变化影响研究
Effects of human disturbance on coarse woody debris of Larix gmelinii forest on northern slope of Greater Hinggan Mountains
人为干扰对大兴安岭北坡兴安落叶松林粗木质残体的影响
The carbon storage of vegetation and soil in Larix gmelinii forest in three forest types showed that the carbon density in different organs of the main tree species in Larix gmelini forests ranged from 0.
通过对兴安落叶松林3个类型生物及土壤碳储量的比较研究表明:兴安落叶松不同器官中碳素密度变化范围为0。
The research was made that the change of component of soil humic substances in larch plantations and its effects on the soil acidity at the different development stages (young stand, half_mature stand, near mature stand, mature stand and young stand in the second rotation).
对落叶松人工纯林不同发育阶段幼龄林、中龄林、近熟林、成熟林及二代幼龄林土壤腐殖物质组分变化及其对酸度的影响进行研究,以次生林和一代幼龄林为对照,比较不同发育阶段落叶松人工林与天然次生林、一代幼龄林与二代幼龄林土壤有机质含量、腐殖物质组分特征的差异。
After 50 years forestation, the larch plantations have already became near-mature forest or mature forest and been the important commercial forest base now.
落叶松是我国北方林区主要的造林速生树种之一,经过50多年的森林营建,落叶松人工林大部分已进入近熟林、成熟林阶段,已成为我国重要的用材林基地。
Effect of major environment of canopy openness produced by thinning in larch plantation;
落叶松人工林开阔度的主要环境效应
The effect of Zeiraphera lariciana and Zeiraphera grisecana on growth of larch plantations;
两种线小卷蛾对落叶松人工林生长的影响
Soil acidity change of Larch plantations and relation between change and inorganic phosphorus types;
落叶松人工林土壤酸度变化与无机磷形态的关系
Comparisons were made among larch plantations dominated by Larix kaempferi of different ages (namely, 5 years, 15 years, and 45 years after being planted) and natural deciduous broad-leaved forest (ca.
在四川卧龙国家自然保护区,以天然落叶阔叶林(约100年生)为对照,选择新种植(5年生)、幼年(15年生)和成熟(45年生)的3种落叶松种植林,采用引诱法分别在地表和地上1·5m处取样,研究处于不同恢复阶段林地中的嗜尸性甲虫物种多样性及其变化格局。
Larch plantations were dominated by non-native .
在四川卧龙国家自然保护区,以落叶松种植林邻近的天然落叶阔叶林(100年生,5块样地)为对照,分别选择刚种植(5年生)、幼年期(15年生)和成熟期(45年生)的3种落叶松林各4块样地,每个样地4个重复,研究森林不同恢复阶段地表甲虫的多样性。
The rabbit ran into a larchen wood.
那只兔子奔进落叶松林里。
The Stand Growth and Yield Prediction of Larix Koempferi;
日本落叶松林分生长预测及收获预估
Study on Soil Element Background Values of Dahurian Larch Forest;
兴安落叶松林土壤元素背景值的研究
Research on Forest Health Evaluation of Larix Gmelini in the Great Xing'an Mountains
大兴安岭兴安落叶松林健康评价研究
Survey Research on the Gap Regeneration of Larix Principis-rupprechtii Mayr Forester in Guandi Mountain
关帝山华北落叶松林隙更新调查研究
Hydrological Characteristics of Larix Principi-rupprechtii Litter in the South Mountainous Area of Ningxia Hui Autonomous Region
宁南山区华北落叶松林枯落物水文特征研究
Study on Relationship between Larch Needle Cast and Forest Soil
落叶松落叶病与林地土壤关系的研究
Succession Trend of Larch Plantation Communities in Forest Regions of Northeast China
东北林区落叶松人工林群落演替趋势
Comparative study on the growth of different age of Larix kaempferi and Larix principis-rupprechtii
不同林龄日本落叶松与华北落叶松生长的比较
Temperate zones support both broadleaf deciduous forests (e.g., temperate deciduous forest) and evergreen coniferous forests (e.g., Temperate coniferous forests and Temperate rainforests).
温带地区既适合阔叶落叶林(例如温带落叶林)又适合常绿松树林(例如温带松树林和温带雨林)。
Characteristics of Stand Regeneration of Two Forest Types in Natural Larix gmelinii Forest
兴安落叶松天然林2种林型林分更新特征
A carpet of leaves and pine needles on the forest floor.
森林覆被上一层厚厚的落叶和松针
REPORT OF THE INVESTIGATION ON THE MIXED PLANTATION OF LARCH AND AMUR CORK-TREE
落叶松黄波罗人工混交林的调查研究
Study on Effects of Tending Thinning of Larix Principis-rupprechtii Mayr. Plantation;
华北落叶松人工林抚育间伐效果研究
Study on Structure and Adjustment of Larch and Spruce-Fir Stands;
落叶松云冷杉林结构特征及调整研究
Soil Nutrient Characteristics of Semi-natural Mixed Larch-spruce-fir Stands in Northeast China
近天然落叶松云冷杉林土壤养分特征
Study of Density Control Techniques of Larix kaempferi Plantation
日本落叶松人工林密度调控技术研究
Individual Tree Height-diameter Curves of Larch-spruce-fir Forests
落叶松云冷杉林单木树高曲线的研究