pine forest terrace是什么意思

网络释义

用法例句

The effect of forest fire disturbance on arthropod communities in the forests of Pinus yunnanensis and forests of Pinus yunnanensis var.

在云南安宁市火烧迹地采用样地调查法初步研究了火干扰对云南松和地盘松林节肢动物群落的影响,共采集节肢动物标本853头,计104种。

Techniques of Thinning and Pruning in Plantations of Pinus ellottii;

湿地松林抚育间伐与修枝技术

Pinus tabulaeformis stand is the major artificial forestry in the semi-humid Loess hilly areas, and has the function of soil and water conservation.

通过对人工油松林地和荒坡地土壤入渗特征的研究 ,发现 :人工油松林地的入渗速率显著高于荒坡地 ,其阴坡和阳坡土壤的入渗速率仅在坡顶部有一定的差异 ,而在坡的中下部并不明显 ;而荒坡地的初始入渗速率和最终入渗速率均是阴坡高于阳坡。

In the red soil area of southern China,because of erosion and degeneration of Pinus massonian woodland,extremely leanness of soil and large degeneration area,it is difficult to recover ecology of degenerated Pinus massonian woodland.

我国南方红壤区严重侵蚀退化马尾松林地土壤极度贫瘠,加之退化面积广等因素,导致其恢复的难度加大,如何恢复侵蚀退化马尾松林地成为当前面临的一个艰巨而又迫切的任务,因此加快相关方面的研究和治理,探讨其退化机理,解决生态恢复关键技术,对于推动红壤区的生态建设具有重要意义。

Study on Anti-scouring Feature of Pinus Tabulaeformis Forest in Badaling Forest Farm of Beijing

北京八达岭林场油松林地土壤抗冲性研究

The Zokor-Population Dynamics in Chinese Pine Forests by used Different Site Preparations on Grain for Green

退耕还林不同整地方式油松林地鼢鼠种群动态研究

Comparison of Soil Quality under Pinus Tabulaeformis Monocultures and P. Tabulaeformis and Quercus Mongolica Mixtures in Western Liaoning Province;

辽西地区人工油松蒙古栎混交林和油松纯林土壤质量的比较研究

Carbon Balance in Natural Secondary Pinus Tabulaeformis Forest at Huoditang Forest Zone in the Qinling Mountains

秦岭火地塘林区天然次生油松林碳平衡研究

Carbon dioxide sequestration of main shrub species in a natural secondary Pinus Tabulaeformis forest at the Huoditang forest zone in the Qinling Moutains

秦岭火地塘林区油松林下主要灌木碳吸存

Spatial Distribution of Carbon in Natural Pinus tabulaeformis Forest Ecosystem at Huoditang Forest Region in the Qinling Mountains

秦岭火地塘林区天然油松林碳素空间分布规律

The Ecological Effects of Growth Between Pinus Talulaeformis Mixed and Hippophae Rhamnoides in Haidong Region

海东地区油松混交林与纯林生态效应对比研究

Study on Quantitative Simulation of Growth Process for Chinese Pine Stand in Mountain Areas of Beijing;

北京山地油松林分生长过程数量化模拟研究

Study on the Soil Water Characteristics of Pinus Tabulaeformis Plantation of Daqing Mountain;

大青山油松人工林地土壤水分特征研究

Study on the Fire-resistance Comprehensive Analysis and Control of Chinese Pine Forest in Beijing

北京地区油松林抗火性综合分析及调控研究

Carbon Density of Arbor Layer in Pinus tabulaeformis Community in Huoditang Forest Region of Qinling Mountains

秦岭火地塘林区油松群落乔木层的碳密度

Effects of native Pinus tabulaeformis and exotic Pinus radiata afforestation on soil phosphorus in the upper reaches of Minjiang River

岷江上游本地种油松和外来种辐射松造林对土壤磷的影响

Flora in Songshu Mountains in Inner Mongolia and community characteristics of Pinus tabulaeformis forest

内蒙古松树山的植物区系与沙地油松林群落特征

Spatial Distribution Pattern of Pinus tabulaeformis Populations in North China

华北油松林油松种群的空间分布格局

Energy Environment and Heat Balance of Pinus Tabulaeformis Community at HuoDiTang Forest Region in the QinLing Mountains;

秦岭火地塘林区油松林能量环境与热量平衡研究

Establishment and Application of Site Index Table for Pinus tabulaeformis Plantation in the Low Elevation Area of Beijing

北京低山地区油松人工林立地指数表的编制及应用

On the Function and Characteristic of Soil Ecosystem of Pinus Tabulaepormis Carr.and Robinia Pseudoacia L. Plantation Forestland in Loess Plateau;

黄土高原油松、刺槐人工林地土壤生态系统的功能特征研究

Assessment on Close-to-nature Transformation of Pinus tabulaeformis Plantations in Xishan Region,Beijing

北京西山地区油松人工林近自然化改造效果评价